Buffer overflow in Weechat
CVE-2017-8073
WeeChat before 1.7.1 allows a remote crash by sending a filename via DCC to the IRC plugin. This occurs in the irc_ctcp_dcc_filename_without_quotes function during quote removal, with a buffer overflow.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.031 (87.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.031 · newest: 0.031 · change: 0.000
Affected products
- Weechat
- Debian Linux — versions 8.0
Weakness classification (CWE)
References
- www.securityfocus.com/bid/97987 (VDB Entry, Third Party Advisory, vdb-entry)
- weechat.org/download/security/ (Patch, Vendor Advisory)
- github.com/weechat/weechat/commit/2fb346f25f79e412cf0ed314fdf791763c19b70b (Patch, Third Party Advisory)
- weechat.org/news/95/20170422-Version-1.7.1/ (Release Notes, Vendor Advisory)
- www.debian.org/security/2017/dsa-3836 (vendor-advisory, Third Party 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)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2017-8073?
- CVE-2017-8073 is a high-severity vulnerability in Weechat, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-04-23.
- How severe is CVE-2017-8073?
- High severity. CVSS v3 base score is 7.5 out of 10.