Buffer overflow in Quagga
CVE-2016-1245
It was discovered that the zebra daemon in Quagga before 1.0.20161017 suffered from a stack-based buffer overflow when processing IPv6 Neighbor Discovery messages. The root cause was relying on BUFSIZ to be compatible with a message size; however, BUFSIZ is system-dependent.
Vulnerability class: Buffer Overflow
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: 0.037 (89.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 89.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.037 · newest: 0.037 · change: 0.000
Affected products
- Quagga
- Debian Linux — versions 8.0
- Quagga Before 1.0.20161017 — versions Quagga before 1.0.20161017
Weakness classification (CWE)
References
- rhn.redhat.com/errata/RHSA-2017-0794.html (vendor-advisory)
- security.gentoo.org/glsa/201701-48 (vendor-advisory)
- www.securityfocus.com/bid/93775 (VDB Entry, Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- www.gossamer-threads.com/lists/quagga/users/31952 (Mailing List, Third Party Advisory, Mitigation)
- www.debian.org/security/2016/dsa-3695 (vendor-advisory, Third Party Advisory)
- github.com/Quagga/quagga/commit/cfb1fae25f8c092e0d17073eaf7bd428ce1cd546 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-1245?
- CVE-2016-1245 is a critical-severity vulnerability in Quagga, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2017-02-22.
- How severe is CVE-2016-1245?
- Critical severity. CVSS v3 base score is 9.8 out of 10.