CVE-2022-31737
No known exploitation. EPSS puts it in the 58th percentile. Fixed versions are out.
What to do
Find your product and version, then upgrade to the build on the right.
- Mozilla ThunderbirdAffected: ≥ unspecified, < 91.10Upgrade to: 91.10Stated by: CVE record
- Mozilla FirefoxAffected: ≥ unspecified, < 101Upgrade to: 101Affected: ≥ unspecified, < 91.10Upgrade to: 91.10Stated by: CVE record
- Red Hat Inc. Red Hat Enterprise LinuxAffected: 7Upgrade to: not statedStated by: BDU
- Сообщество свободного программного обеспечения Debian GNU/LinuxAffected: 9Upgrade to: not statedStated by: BDU
- Canonical Ltd. UbuntuAffected: 18.04 LTSUpgrade to: not statedStated by: BDU
Versions as the sources state them. 5 more products have version data. Full version matrix after sign-in
What it is
From the CVE record
A malicious webpage could have caused an out-of-bounds write in WebGL, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.9% chance of exploitation activity in the next 30 days, which ranks it in the 58th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
6 events over 1281 days, from the signal feeds we watch.
- OpenVAS check added
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
And 10 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Scored 9.8 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Initial AccessT1190Exploit Public-Facing Applicationhigh confidence
- Privilege EscalationT1068Exploitation for Privilege Escalationhigh confidence
Sources
References in the record
- mozilla.org/security/advisories/mfsa2022-20/
- mozilla.org/security/advisories/mfsa2022-22/
- mozilla.org/security/advisories/mfsa2022-21/
And 14 more references. See all after sign-in
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