Use After Free in Irssi
CVE-2018-7053
An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. There is a use-after-free when SASL messages are received in an unexpected order.
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: 0.024 (83.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- Irssi — versions 1.1.0
- Canonical Ubuntu Linux — versions 14.04, 16.04, 17.10
- Debian Linux — versions 9.0
Weakness classification (CWE)
References
- www.debian.org/security/2018/dsa-4162 (vendor-advisory, Third Party Advisory)
- irssi.org/security/irssi_sa_2018_02.txt (Mitigation, Vendor Advisory)
- openwall.com/lists/oss-security/2018/02/15/1 (Mailing List, Third Party Advisory)
- usn.ubuntu.com/3590-1/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-7053?
- CVE-2018-7053 is a critical-severity vulnerability in Irssi, classified under Use After Free. CVSS score: 9.8/10. Published 2018-02-15.
- How severe is CVE-2018-7053?
- Critical severity. CVSS v3 base score is 9.8 out of 10.