Vulnerability · NVD

CVE-2023-6862

CVE-2023-6862, high severity (CVSS 8.8): 1 tracked app concerned, all fixed or indeterminable on their current version.

Severity (CVSS): 8.8
Exploitation: 1.0 %
Tracked apps: 1
Still exposed: 0

Published on 2023-12-19

A use-after-free was identified in the `nsDNSService::Init`. This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6.

Attack vector : Network No privileges required

Show raw CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS 0.95% above median percentile 59.9%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

Mozilla Thunderbird Windows winget:Mozilla.Thunderbird

Affected <115.6 Fixed in 115.6 Latest tracked 157.0.1 patched

Observed affected builds (72)

115.5.2 115.5.1 115.4.2 115.4.1 115.3.3 115.3.2 115.3.1 115.3.0 115.2.3 115.2.2 115.0 102.15.0 102.14.0 102.13.0 102.12.0 102.11.2 102.11.1 102.11.0 102.10.1 102.10.0 102.9.1 102.9.0 102.8.0 102.7.2 102.7.1 102.7.0 102.6.1 102.6.0 102.5.1 102.5.0 +42 · see history

Vulnerable CPE configurations (1)

Vendor	Product	Platform	Versions	CPE 2.3 URI
mozilla	thunderbird All platforms (wildcard)	All platforms (wildcard)	<115.6	cpe:2.3:a:mozilla:thunderbird::::::::

View on NVD ↗ Advisory · www.mozilla.org

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