CVE-2022-40958

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.

CVSS v3.0 6.5 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://www.mozilla.org/security/advisories/mfsa2022-42/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1779993	Issue Tracking Permissions Required
https://www.mozilla.org/security/advisories/mfsa2022-41/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-40/	Vendor Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:thunderbird::::::::
	cpe:2.3:a:mozilla:firefox_esr::::::::
	cpe:2.3:a:mozilla:firefox::::::::

Information

Published : 2022-12-22 12:15

Updated : 2023-01-03 19:50

NVD link : CVE-2022-40958

Mitre link : CVE-2022-40958

JSON object : View

CWE

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

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Products Affected

mozilla

firefox
firefox_esr
thunderbird

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