Security Flaw in Firefox for iOS Exposes Internal Data via Referrer Policy
CVE-2023-49060

9.8CRITICAL

Key Information:

Vendor

Mozilla
Status
Firefox for iOS
Vendor
CVE Published:
21 November 2023

What is CVE-2023-49060?

A flaw has been identified in Firefox for iOS that enables attackers to potentially exfiltrate sensitive internal data by exploiting the referrerpolicy attribute to gain access to a security key. This vulnerability impacts versions prior to 120 and poses a risk of unauthorized access to internal pages, emphasizing the need for users to update to secure versions to mitigate potential threats.

Affected Version(s)

Firefox for iOS < 120

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1861405
https://www.mozilla.org/security/advisories/mfsa2023-51/

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Muneaki Nishimura
.