CVE-2022-40956

CVE Details

Release Date:

2022-12-22

Description

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.

See more information about CVE-2022-40956 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	6.1	Base Metrics:	AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Access Vector:	Network	Attack Complexity:	Low
Privileges Required:	None	User Interaction:	Required
Scope:	Changed	Confidentiality Impact:	Low
Integrity Impact:	Low	Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (firefox)	ELSA-2022-6711	2022-10-27
Oracle Linux version 7 (thunderbird)	ELSA-2022-6710	2022-10-26
Oracle Linux version 8 (firefox)	ELSA-2022-6702	2022-09-28
Oracle Linux version 8 (thunderbird)	ELSA-2022-6708	2022-09-28
Oracle Linux version 9 (firefox)	ELSA-2022-6700	2022-09-28
Oracle Linux version 9 (thunderbird)	ELSA-2022-6717	2022-09-28

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team