Home/CVE/When aborting the verification of an OTR chat session, an attacker could have caused a use-after-free bug leading to a p
CVE

CVE-2024-8394

When aborting the verification of an OTR chat session, an attacker could have caused a use-after-free bug leading to a p

When aborting the verification of an OTR chat session, an attacker could have caused a use-after-free bug leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 128.2.

MEDIUM · CVSS 6.5 EPSS 0.00398
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
CWE-416Use After Free
▤

Affected Products & Versions

1
mozilla thunderbird< 128.2.0
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · security@mozilla.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD06 Sep 2024 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

9
suse-csafSUSE-SU-2024:3507-1
rhsaRHSA-2024:6683Important
rhsaRHSA-2024:6720Important
rhsaRHSA-2024:6684Important
rhsaRHSA-2024:6719Important
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.mozilla.org/show_bug.cgi?id=1895737Issue TrackingPermissions Required
https://www.mozilla.org/security/advisories/mfsa2024-43/Vendor Advisory
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