SB2024082336 - Multiple vulnerabilities in IBM CICS TX Advanced
Published: August 23, 2024
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 6 secuirty vulnerabilities.
1) Information disclosure (CVE-ID: CVE-2023-4641)
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to an error in gpasswd(1), which fails to clean memory properly. When asking for a new password, shadow-utils asks the password twice. If the password fails on the second attempt, shadow-utils fails in cleaning the buffer used to store the first entry. A local user with enough access can retrieve the password from the memory.
2) NULL pointer dereference (CVE-ID: CVE-2024-0727)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error when processing fields in the PKCS12 certificate. A remote attacker can pass specially crafted certificate to the server and perform a denial of service (DoS) attack.
3) Resource management error (CVE-ID: CVE-2023-5678)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources within DH_generate_key() and DH_check_pub_key() functions. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.
4) Resource exhaustion (CVE-ID: CVE-2024-22365)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources in pam_namespace. A local user can trigger resource exhaustion and perform a denial of service (DoS) attack.
5) Cryptographic issues (CVE-ID: CVE-2024-28834)
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists due to a side-channel attack when using the gnutls_privkey_sign_data2 API function with the "GNUTLS_PRIVKEY_FLAG_REPRODUCIBLE" flag. A remote attacker can launch Minerva attack and gain access to sensitive information.
6) Input validation error (CVE-ID: CVE-2024-28085)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insufficient validation of user-supplied arguments along with setgid tty permissions within the wall command. A local user can execute arbitrary commands with escalated privileges on the system.
Remediation
Install update from vendor's website.