SB2023072096 - Multiple vulnerabilities in OpenShift Container Platform 4.11



SB2023072096 - Multiple vulnerabilities in OpenShift Container Platform 4.11

Published: July 20, 2023

Security Bulletin ID SB2023072096
Severity
High
Patch available
YES
Number of vulnerabilities 44
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 25% Medium 39% Low 36%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 44 secuirty vulnerabilities.


1) Use-after-free (CVE-ID: CVE-2022-40674)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in the doContent() function in xmlparse.c. A remote attacker can pass specially crafted input to the application that is using the affected library, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


2) Information Exposure Through Timing Discrepancy (CVE-ID: CVE-2022-4304)

The vulnerability allows a remote attacker to obtain sensitive information.

The vulnerability exists due to a timing based side channel exists in the OpenSSL RSA Decryption implementation. A remote attacker can perform a Bleichenbacher style attack and decrypt data sent over the network.

To achieve a successful decryption an attacker would have to be able to send a very large number of trial messages for decryption. The vulnerability affects all RSA padding modes: PKCS#1 v1.5, RSA-OEAP and RSASVE.


3) Double Free (CVE-ID: CVE-2022-4450)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the PEM_read_bio_ex() function. A remote attacker can pass specially crafted PEM file to the application, trigger a double free error and perform a denial of service (DoS) attack.


4) SQL injection (CVE-ID: CVE-2022-24407)

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of password in the SQL plugin shipped with Cyrus SASL. A remote non-authenticated attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.


5) Integer overflow (CVE-ID: CVE-2022-29824)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in several buffer handling functions in buf.c (xmlBuf*) and tree.c (xmlBuffer*). A remote attacker can pass specially crafted multi-gigabyte XML file to the application, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


6) Improper Verification of Cryptographic Signature (CVE-ID: CVE-2022-34903)

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to an error in GnuPG, which allows signature spoofing via arbitrary injection into the status line. A remote attacker who controls the secret part of any signing-capable key or subkey in the victim's keyring, can take advantage of this flaw to provide a correctly-formed signature that some software, including gpgme, will accept to have validity and signer fingerprint chosen from the attacker.


7) Heap-based buffer overflow (CVE-ID: CVE-2022-37434)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing a large gzip header within inflateGetHeader in inflate.c. A remote attacker can pass a specially crafted file to the affected application, trigger heap-based buffer overflow and execute arbitrary code on the target system.



8) Memory leak (CVE-ID: CVE-2022-38177)

The vulnerability allows a remote attacker to perform DoS attack on the target system.

The vulnerability exists due memory leak in the DNSSEC verification code for the ECDSA algorithm. A remote attacker can spoof the target resolver with responses that have a malformed ECDSA signature and perform denial of service attack.


9) Memory leak (CVE-ID: CVE-2022-38178)

The vulnerability allows a remote attacker to perform DoS attack on the target system.

The vulnerability exists due memory leak in the DNSSEC verification code for the EdDSA algorithm. A remote attacker can spoof the target resolver with responses that have a malformed EdDSA signature and perform denial of service attack.


10) Reachable Assertion (CVE-ID: CVE-2022-42010)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a reachable assertion in debug builds caused by a syntactically invalid type signature with incorrectly nested parentheses and curly brackets. A local user can perform a denial of service (DoS) attack.


11) Out-of-bounds write (CVE-ID: CVE-2022-1897)

The vulnerability allows a local attacker to execute arbitrary code on the system.

The vulnerability exists due to Illegal memory access and leads to an out-of-bounds write vulnerability in the vim_regsub_both() function. A local attacker can trick the victim into opening a specially crafted file, leading to a system crash or code execution.


12) Out-of-bounds read (CVE-ID: CVE-2022-42011)

The vulnerability allows a local user to gain access to potentially sensitive information or perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error caused by an invalid array of fixed-length elements where the length of the array is not a multiple of the length of the element. A local user can trigger an out-of-bounds read and gain access to sensitive information.


13) Use-after-free (CVE-ID: CVE-2022-42012)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error caused by a message in non-native endianness with out-of-band Unix file descriptors. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.

14) Integer overflow (CVE-ID: CVE-2022-42898)

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to an integer overflow within the S4U2Proxy handler on 32-bit systems. A remote user can send specially crafted request to the KDC server, trigger an integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


15) Integer overflow (CVE-ID: CVE-2022-47629)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in the CRL signature parser. A remote attacker can pass specially crafted data to the application, trigger an integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


16) Use-after-free (CVE-ID: CVE-2023-0215)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the BIO_new_NDEF function. A remote attacker can trigger a use-after-free error and perform a denial of service (DoS) attack.



17) Inadequate Encryption Strength (CVE-ID: CVE-2023-0361)

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to an error in the TLS RSA key exchange. A remote attacker can perform Bleichenbacher oracle attack and decrypt information.


18) Use-after-free (CVE-ID: CVE-2023-1281)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error in Linux kernel traffic control index filter (tcindex) when the tcf_exts_exec() function is called with the destroyed tcf_ext. A local user attacker can trigger a use-after-free error and execute arbitrary code with elevated privileges.



19) Input validation error (CVE-ID: CVE-2023-24329)

The vulnerability allows a remote attacker to bypass implemented filters.

The vulnerability exists due to insufficient validation of URLs that start with blank characters within urllib.parse component of Python. A remote attacker can pass specially crafted URL to bypass existing filters.


20) Use-after-free (CVE-ID: CVE-2023-32233)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error in Netfilter nf_tables when processing batch requests. A local user can trigger a use-after-free error and execute arbitrary code with root privileges.


21) Out-of-bounds read (CVE-ID: CVE-2022-1927)

The vulnerability allows a local attacker to execute arbitrary code on the system.

The vulnerability exists due to Illegal memory access and leads to a buffer over-read vulnerability in the utf_ptr2char() function. A local attacker can trick the victim into opening a specially crafted file, trigger out-of-bounds read error and execute arbitrary code on the system.


22) Out-of-bounds write (CVE-ID: CVE-2022-1785)

The vulnerability allows a remote attacker to execute arbitrary code

The vulnerability exists due to a boundary error when processing untrusted input in vim_regsub_both() function. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.


23) Improper Neutralization of Argument Delimiters in a Command (CVE-ID: CVE-2022-21235)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to argument strings being passed to hg in a way that additional flags can be set when hg is executed. A remote attacker can send a specially crafted request and execute arbitrary code on the target system.


24) Buffer overflow (CVE-ID: CVE-2021-3634)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when handling shared secrets. A remote attacker can supply a shared secret of a different size, trigger a memory corruption during the second key re-exchange and crash the application or potentially execute arbitrary code.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


25) Heap-based buffer overflow (CVE-ID: CVE-2019-17594)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the "_nc_find_entry" function in "tinfo/comp_hash.c" in the terminfo library. A remote attacker can trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


26) Buffer Over-read (CVE-ID: CVE-2019-17595)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to heap-based buffer over-read issue in the "fmt_entry" function in "tinfo/comp_hash.c" in the terminfo library. A remote attacker can trigger a buffer over-read condition and cause a denial of service condition on the target system.

27) Heap-based buffer overflow (CVE-ID: CVE-2019-18218)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the cdf_read_property_info() function in cdf.c in file due to improper restrictions of the number of CDF_VECTOR elements. A local user can place a specially crafted CDF (Composite Document File) file on the system, trick the victim into reading it with the affected software, trigger heap-based buffer overflow (4-byte out-of-bounds write) and execute arbitrary code on the target system with elevated privileges.


28) Out-of-bounds read (CVE-ID: CVE-2019-20838)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

libpcre in PCRE before 8.43 allows a subject buffer over-read in JIT when UTF is disabled, and X or R has more than one fixed quantifier, a related issue to CVE-2019-20454.


29) Integer overflow (CVE-ID: CVE-2020-14155)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow. A remote attacker can pass a large number after a (?C substring, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


30) Integer underflow (CVE-ID: CVE-2020-24370)

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

ldebug.c in Lua 5.4.0 allows a negation overflow and segmentation fault in getlocal and setlocal, as demonstrated by getlocal(3,2^31).


31) NULL pointer dereference (CVE-ID: CVE-2020-35525)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in the INTERSEC query processing. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.


32) Out-of-bounds read (CVE-ID: CVE-2020-35527)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition when handling ALTER TABLE for views that have a nested FROM clause. A remote attacker can pass specially crafted input to the application, trigger an out-of-bounds read error and read contents of memory on the system.


33) Input validation error (CVE-ID: CVE-2021-3580)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists in nettle's RSA decryption functions due to insufficient validation of certain ciphertexts. A remote attacker can send specially crafted  data to the server and perform a denial of service (DoS) attack.


34) Use-after-free (CVE-ID: CVE-2021-20231)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in client sending key_share extension. A remote attacker can trick the victim to connect to a malicious server using a large Client Hello message over TLS 1.3, trigger a use-after-free error and crash the application or execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


35) Out-of-bounds read (CVE-ID: CVE-2022-1586)

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to a boundary condition in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. A remote attacker can pass specially crafted data to the application, trigger out-of-bounds read error, gain access to sensitive information or perform a denial of service attack.


36) Use-after-free (CVE-ID: CVE-2021-20232)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in client_send_params in lib/ext/pre_shared_key.c. A remote attacker can trick the victim to connect to a malicious server using a large Client Hello message over TLS 1.3, trigger a use-after-free error and crash the application or execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


37) UNIX symbolic link following (CVE-ID: CVE-2021-23177)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a symlink following issue when extracting files from archive, which can lean to changing ACLs of the target of the link. A local user can create a specially crafted archive, trick the victim into extracting files from it and escalate privileges on the system.


38) UNIX symbolic link following (CVE-ID: CVE-2021-31566)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a symlink following issue when extracting files from the archive. A local user can create a specially crafted symbolic link to a critical file on the system, place it into an archive and modify modes, times, access control lists, and flags of a file outside of the archive.



39) Use-after-free (CVE-ID: CVE-2021-36084)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the __cil_verify_classperms() function in CIL compiler in SELinux. A local user can perform a denial of service (DoS) attack.


40) Use-after-free (CVE-ID: CVE-2021-36085)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the __cil_verify_classperms() function in CIL compiler in SELinux. A local user can perform a denial of service (DoS) attack.

41) Use-after-free (CVE-ID: CVE-2021-36086)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the cil_reset_classpermission() function in CIL compiler in SELinux. A local user can perform a denial of service (DoS) attack.

42) Out-of-bounds read (CVE-ID: CVE-2021-36087)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in the ebitmap_match_any() function within the CIL compiler in SELinux. A local user can trigger an out-of-bounds read error and perform denial of service attack.


43) Use of a broken or risky cryptographic algorithm (CVE-ID: CVE-2021-40528)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to use of a broken or risky cryptographic algorithm in the ElGamal implementation. A remote attacker can gain unauthorized access to sensitive information on the system.


44) Input validation error (CVE-ID: CVE-2022-1271)

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation when processing filenames with two or more newlines. A remote attacker can force zgrep or xzgrep to write arbitrary files on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise the affected system.


Remediation

Install update from vendor's website.