Vulnerability · NVD

CVE-2022-40958

CVE-2022-40958, medium severity (CVSS 6.5): 2 tracked apps concerned, all fixed or indeterminable on their current version.

Severity (CVSS): 6.5
Exploitation: 1.1 %
Tracked apps: 2
Still exposed: 0

Published on 2022-12-22

By injecting a cookie with certain special characters, an attacker on a shared subdomain which is not a secure context could set and thus overwrite cookies from a secure context, leading to session fixation and other attacks. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

Attack vector : Network No privileges required

Show raw CVSS vector

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

EPSS 1.10% above median percentile 64.4%

Tracked apps referencing this CVE

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

Firefox Windows winget:Mozilla.Firefox

Affected <105.0 Fixed in 105.0 Latest tracked 157.0 patched

Observed affected builds (24)

104.0.2 104.0.1 104.0 103.0.2 103.0.1 103.0 102.0.1 102.0 101.0.1 101.0 100.0.2 100.0.1 99.0.1 99.0 98.0.2 98.0.1 98.0 97.0.2 97.0.1 97.0 96.0.3 96.0.2 96.0.1 96.0
Mozilla Thunderbird Windows winget:Mozilla.Thunderbird

Affected <102.3 Fixed in 102.3 Latest tracked 157.0 patched

Observed affected builds (39)

102.1.0 102.0 91.9.1 91.9.0 91.8.1 91.8.0 91.7.0 91.6.1 91.6.0 91.5.1 91.5.0 91.4.1 91.4.0 91.3.2 91.3.1 91.3.0 91.2.1 91.2.0 91.1.2 91.0.3 78.12.0 78.11.0 78.10.2 78.10.1 78.10.0 78.9.1 78.8.1 78.7.1 78.6.1 78.4.0 +9 · see history

Vulnerable CPE configurations (2)

Vendor	Product	Platform	Versions	CPE 2.3 URI
mozilla	firefox All platforms (wildcard)	All platforms (wildcard)	<105.0	cpe:2.3:a:mozilla:firefox::::::::
mozilla	thunderbird All platforms (wildcard)	All platforms (wildcard)	<102.3	cpe:2.3:a:mozilla:thunderbird::::::::

View on NVD ↗ Advisory · www.mozilla.org

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