SB2021072104 - Multiple vulnerabilities in Google Chrome
Published: July 21, 2021 Updated: August 16, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 25 secuirty vulnerabilities.
1) Out-of-bounds write (CVE-ID: CVE-2021-30565)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted HTML content in Tab Groups. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger out-of-bounds write and execute arbitrary code on the target system.
2) Use-after-free (CVE-ID: CVE-2021-30579)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within UI framework in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.
3) Input validation error (CVE-ID: CVE-2021-30589)
The vulnerability allows a remote attacker to gain access to crash the browser.
The vulnerability exists due to a improper input validation in Sharing in Google Chrome. A remote attacker can trick the victim to perform certain actions in browser and crash it.
4) Type Confusion (CVE-ID: CVE-2021-30588)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a type confusion error and crash the browser.
5) Improperly implemented security check for standard (CVE-ID: CVE-2021-30587)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to incorrect implementation in Compositing on Windows in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.
6) Use-after-free (CVE-ID: CVE-2021-30586)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within dialog box handling on Windows in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.
7) Use-after-free (CVE-ID: CVE-2021-30585)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within sensor handling in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.
8) Spoofing attack (CVE-ID: CVE-2021-30584)
The vulnerability allows a remote attacker to perform a spoofing attack.
The vulnerability exists due to insufficient validation of user-supplied input in Downloads in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and spoof web page content.
9) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2021-30583)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient policy enforcement in image handling on Windows in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and gain access to sensitive information.
10) Improperly implemented security check for standard (CVE-ID: CVE-2021-30582)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to incorrect implementation in Animation in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.
11) Use-after-free (CVE-ID: CVE-2021-30581)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within DevTools in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.
12) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2021-30580)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient policy enforcement in Android intents in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and gain access to sensitive information.
13) Use of uninitialized resource (CVE-ID: CVE-2021-30578)
The vulnerability allows a remote attacker to bypass certain security restrictions.
The vulnerability exists due to usage of uninitialized resources in Media in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and bypass implemented security mechanisms.
14) Stack-based buffer overflow (CVE-ID: CVE-2021-30566)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a boundary error in Printing in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger a stack-based buffer overflow and execute arbitrary code on the system.
15) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2021-30577)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient policy enforcement in Installer in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and gain access to sensitive information.
16) Use-after-free (CVE-ID: CVE-2021-30576)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within DevTools in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.
17) Out-of-bounds read (CVE-ID: CVE-2021-30575)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the Autofill component in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger an out-of-bounds read error and gain access to sensitive information.
18) Use-after-free (CVE-ID: CVE-2021-30574)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the protocol handling component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
19) Use-after-free (CVE-ID: CVE-2021-30573)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the GPU component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
20) Use-after-free (CVE-ID: CVE-2021-30572)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the Autofill component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
21) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2021-30571)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient policy enforcement in DevTools in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and compromise the affected system.
22) Use-after-free (CVE-ID: CVE-2021-30569)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the sqlite component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
23) Heap-based buffer overflow (CVE-ID: CVE-2021-30568)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted HTML content in WebGL. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
24) Use-after-free (CVE-ID: CVE-2021-30567)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the DevTools component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
25) Use-after-free (CVE-ID: CVE-2021-4320)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the Blink. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Install update from vendor's website.
References
- https://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop_20.html
- https://crbug.com/1210985
- https://crbug.com/1207277
- https://crbug.com/1180510
- https://crbug.com/1195650
- https://crbug.com/1204347
- https://crbug.com/1201032
- https://crbug.com/1023503
- https://crbug.com/1213350
- https://crbug.com/1179290
- https://crbug.com/1205981
- https://crbug.com/1194431
- https://crbug.com/1189092
- https://crbug.com/1201074
- https://crbug.com/1202661
- https://crbug.com/1204811
- https://crbug.com/1194896
- https://crbug.com/1213313
- https://crbug.com/1227315
- https://crbug.com/1216822
- https://crbug.com/1214234
- https://crbug.com/1101897
- https://crbug.com/1218707
- https://crbug.com/1219886
- https://crbug.com/1211326
- https://crbug.com/1224238