CVE-2022-40956

When injecting an HTML base element, some requests would ignore the CSP's base-uri settings and accept the injected element's base instead. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

CVSS v3.0 6.1 MEDIUM

6.1^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://www.mozilla.org/security/advisories/mfsa2022-42/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-41/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-40/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1770094	Issue Tracking Permissions Required 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 : 2022-12-30 14:14

NVD link : CVE-2022-40956

Mitre link : CVE-2022-40956

JSON object : View

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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Products Affected

mozilla

firefox
firefox_esr
thunderbird

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