Use After Free in Irssi
CVE-2019-15717
Irssi 1.2.x before 1.2.2 has a use-after-free if the IRC server sends a double CAP.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.025 (84.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
- Irssi
- Canonical Ubuntu Linux — versions 19.04
Weakness classification (CWE)
References
- irssi.org/security/irssi_sa_2019_08.txt (Vendor Advisory)
- www.openwall.com/lists/oss-security/2019/08/29/3 (mailing-list, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2019/08/29/5 (mailing-list, Mailing List, Third Party Advisory)
- usn.ubuntu.com/4119-1/ (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2019-15717?
- CVE-2019-15717 is a critical-severity vulnerability in Irssi, classified under Use After Free. CVSS score: 9.8/10. Published 2019-08-29.
- How severe is CVE-2019-15717?
- Critical severity. CVSS v3 base score is 9.8 out of 10.