Vulnerability Name:

CVE-2021-37985 (CCN-211741)

Assigned:2021-10-19
Published:2021-10-19
Updated:2022-02-12
Summary:Use after free in V8 in Google Chrome prior to 95.0.4638.54 allowed a remote attacker who had convinced a user to allow for connection to debugger to potentially exploit heap corruption via a crafted HTML page.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-416
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-37985

Source: CCN
Type: Google Chrome Releases Web site
Stable Channel Update for Desktop

Source: MISC
Type: Vendor Advisory
https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_19.html

Source: MISC
Type: Permissions Required, Vendor Advisory
https://crbug.com/1241860

Source: XF
Type: UNKNOWN
google-chrome-cve202137985-code-exec(211741)

Source: DEBIAN
Type: Third Party Advisory
DSA-5046

Vulnerable Configuration:Configuration 1:
  • cpe:/a:google:chrome:*:*:*:*:*:*:*:* (Version < 95.0.4638.54)

    • Configuration 2:
  • cpe:/o:debian:debian_linux:10.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:11.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:442
    P
    		Security update for opera (Important)
    2022-04-08
    oval:org.opensuse.security:def:112069
    P
    		chromedriver-95.0.4638.54-1.1 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:111135
    P
    		Security update for opera (Important)
    2021-11-19
    oval:org.opensuse.security:def:111097
    P
    		Security update for chromium (Important)
    2021-10-30
    oval:org.opensuse.security:def:11142
    P
    		Security update for chromium (Important)
    2021-10-26
    oval:org.opensuse.security:def:111512
    P
    		Security update for chromium (Important)
    2021-10-26
    BACK
    google chrome *
    debian debian linux 10.0
    debian debian linux 11.0