CVE-2022-3723

Google Chromium V8: Type Confusion

As of , CVE-2022-3723 in Google Chromium V8 is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch soon.

Exploited
Yes: CISA listed it on 28 October 2022
US federal deadline
18 November 202221 days after CISA listed it. US federal civilian agencies must fix it by then.
Used in ransomware campaigns
Not known to CISA
EPSS score
0.08Higher than 94% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
EPSS when listed
No score that dayThe EPSS file of the day CISA listed it has no score for it.
Public exploit
None foundNeither Metasploit nor Exploit-DB lists one.
Fix
Vendor advice: chromereleases.googleblog.comLinks below, from CISA's entry.

What CISA says to do

Apply updates per vendor instructions.

CISA's required action

What the flaw is

Google Chromium V8 Engine contains a type confusion vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

CISA's description

Type confusion in V8 in Google Chrome prior to 107.0.5304.87 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

The CVE record's description, from Chrome

CVE published
1 November 2022
Assigned by
Chrome
CVSS
8.8 High (CVSS 3.1, from CISA-ADP)
CWE-843
Access of Resource Using Incompatible Type ('Type Confusion')
CWE-122
Heap-based Buffer Overflow
CISA SSVC, exploitation
active
CISA SSVC, automatable
no
CISA SSVC, technical impact
total

Timeline

  1. CISA added it to its list of exploited vulnerabilities.
  2. The CVE record was published.
  3. The US federal deadline to fix it.

Chromium V8: other exploited entries

VulnerabilityProductOur groupListedDeadlineEPSS
CVE-2018-17463Remote Code ExecutionGoogle Chromium V8Patch this weekMetasploit module; EPSS 0.85; verified Exploit-DB entry0.85
CVE-2019-5825Out-of-Bounds WriteGoogle Chromium V8Patch this weekMetasploit module; EPSS 0.56; verified Exploit-DB entry0.56
CVE-2020-6418Type ConfusionGoogle Chromium V8Patch this weekMetasploit module; EPSS 0.79; verified Exploit-DB entry0.79
CVE-2021-21220Improper Input ValidationGoogle Chromium V8Patch this weekMetasploit module; EPSS 0.700.70
CVE-2018-6065Integer OverflowGoogle Chromium V8Patch this weekEPSS 0.60; verified Exploit-DB entry0.60
CVE-2021-21224Type ConfusionGoogle Chromium V8Patch this weekEPSS 0.840.84
CVE-2021-30551Type ConfusionGoogle Chromium V8Patch this weekEPSS 0.650.65
CVE-2021-30632Out-of-Bounds WriteGoogle Chromium V8Patch this weekEPSS 0.630.63
CVE-2026-85046Type ConfusionGoogle Chromium V8Patch soon0.49
CVE-2023-4762Type ConfusionGoogle Chromium V8Patch soon0.41

All 41 entries for Chromium V8

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