Out-of-bounds Read in Ytnef Project
CVE-2017-9471
In ytnef 1.9.2, the SwapWord function in lib/ytnef.c allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.012 (66.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- Ytnef Project — versions 1.9.2
- Canonical Ubuntu Linux — versions 14.04
Weakness classification (CWE)
References
- usn.ubuntu.com/3667-1/ (vendor-advisory, Third Party Advisory)
- blogs.gentoo.org/ago/2017/05/24/ytnef-heap-based-buffer-overflow-in-swapword-yt… (Exploit, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2017-9471?
- CVE-2017-9471 is a medium-severity vulnerability in Ytnef Project, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2017-06-07.
- How severe is CVE-2017-9471?
- Medium severity. CVSS v3 base score is 5.5 out of 10.