Vulnerability in Mozilla Firefox
CVE-2023-29547
When a secure cookie existed in the Firefox cookie jar an insecure cookie for the same domain could have been created, when it should have silently failed. This could have led to a desynchronization in expected results when reading from the secure cookie. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.005 (38.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Mozilla Firefox — versions unspecified
- Mozilla Firefox Esr
- Mozilla Firefox For Android — versions unspecified
- Mozilla Focus
- Mozilla Focus For Android — versions unspecified
References
- www.mozilla.org/security/advisories/mfsa2023-13/ (Vendor Advisory)
- bugzilla.mozilla.org/show_bug.cgi (Issue Tracking)
Frequently asked questions
- What is CVE-2023-29547?
- CVE-2023-29547 is a medium-severity vulnerability in Mozilla Firefox. CVSS score: 6.5/10. Published 2023-06-02.
- How severe is CVE-2023-29547?
- Medium severity. CVSS v3 base score is 6.5 out of 10.