CVE-2023-29540 — MEDIUM (6.1)

Vulnerability Description

Using a redirect embedded into <code>sourceMappingUrls</code> could allow for navigation to external protocol links in sandboxed iframes without <code>allow-top-navigation-to-custom-protocols</code>. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.

CVSS Score

6.1

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Mozilla	Firefox	< 112.0
Mozilla	Focus	< 112.0

Related Weaknesses (CWE)

CWE-601

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1790542Issue TrackingPermissions RequiredVendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-13/Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1790542Issue TrackingPermissions RequiredVendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-13/Vendor Advisory

FAQ

What is CVE-2023-29540?

CVE-2023-29540 is a vulnerability with a CVSS score of 6.1 (MEDIUM). Using a redirect embedded into <code>sourceMappingUrls</code> could allow for navigation to external protocol links in sandboxed iframes without <code>allow-top-navigation-to-custom-protocols</code>. ...

How severe is CVE-2023-29540?

CVE-2023-29540 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-29540?

Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Focus.