Vulnerability Name:

CVE-2021-30606 (CCN-208408)

Assigned:2021-08-31
Published:2021-08-31
Updated:2021-11-18
Summary:Chromium: CVE-2021-30606 Use after free in Blink
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-2021-30606

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

Source: XF
Type: UNKNOWN
google-chrome-cve202130606-code-exec(208408)

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2021-02b301441f

Source: CCN
Type: Microsoft Security TechCenter - September 2021
CVE-2021-30606 - Chromium: CVE-2021-30606 Use after free in Blink

Source: MISC
Type: Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-30606

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:edge:*:*:*:*:*:*:*:* (Version <= 93.0.961.38)
  • OR cpe:/a:microsoft:edge_chromium:*:*:*:*:*:*:*:* (Version <= 93.0.4577.63)

    • Configuration 2:
  • cpe:/o:fedoraproject:fedora:35:*:*:*:*:*:*:*

    • * 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:112066
    P
    		chromedriver-93.0.4577.82-1.1 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:105615
    P
    		chromedriver-93.0.4577.82-1.1 on GA media (Moderate)
    2021-10-01
    oval:org.opensuse.security:def:111070
    P
    		Security update for opera (Important)
    2021-09-25
    oval:org.opensuse.security:def:111068
    P
    		Security update for chromium (Important)
    2021-09-22
    oval:org.opensuse.security:def:11134
    P
    		Security update for chromium (Important)
    2021-09-21
    oval:org.opensuse.security:def:111506
    P
    		Security update for chromium (Important)
    2021-09-21
    BACK
    microsoft edge *
    microsoft edge chromium *
    fedoraproject fedora 35