CVE-2023-23602

A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored. This could lead to connections to restricted origins from inside WebWorkers. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : 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://bugzilla.mozilla.org/show_bug.cgi?id=1800890	Issue Tracking Permissions Required Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-01/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-02/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-03/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1800890	Issue Tracking Permissions Required Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-01/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-02/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-03/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1800890	Issue Tracking Permissions Required Vendor Advisory

Configurations

Configuration 1 (hide)

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

History

10 Jan 2025, 19:15

Type	Values Removed	Values Added
References	~~() https://bugzilla.mozilla.org/show_bug.cgi?id=1800890 - Issue Tracking, Permissions Required, Vendor Advisory~~	() https://bugzilla.mozilla.org/show_bug.cgi?id=1800890 - Issue Tracking, Permissions Required, Vendor Advisory

Information

Published : 2023-06-02 17:15

Updated : 2025-01-10 19:15

NVD link : CVE-2023-23602

Mitre link : CVE-2023-23602

CVE.ORG link : CVE-2023-23602

JSON object : View

Products Affected

mozilla

firefox_esr
firefox
thunderbird

CWE

CWE-754

Improper Check for Unusual or Exceptional Conditions

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