Vulnerability in Claws-Mail
CVE-2020-16094
In imap_scan_tree_recursive in Claws Mail through 3.17.6, a malicious IMAP server can trigger stack consumption because of unlimited recursion into subdirectories during a rebuild of the folder tree.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Claws-Mail
- Fedoraproject Fedora — versions 31, 32, 33
Weakness classification (CWE)
References
- www.thewildbeast.co.uk/claws-mail/bugzilla/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2020-16094?
- CVE-2020-16094 is a high-severity vulnerability in Claws-Mail, classified under Uncontrolled Recursion. CVSS score: 7.5/10. Published 2020-07-28.
- How severe is CVE-2020-16094?
- High severity. CVSS v3 base score is 7.5 out of 10.