Buffer overflow in Simplesystems Libtiff
CVE-2020-19131
Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the "invertImage()" function in the component "tiffcrop".
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.024 (83.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.7% 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
- Simplesystems Libtiff — versions 4.0.10
- Debian Linux — versions 9.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.maptools.org/show_bug.cgi (Exploit, Patch, Issue Tracking)
- blog.topsec.com.cn/天融信关于libtiff中invertimage函数堆溢出漏洞的分析/ (Exploit, Patch, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2021/10/msg00004.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-19131?
- CVE-2020-19131 is a high-severity vulnerability in Simplesystems Libtiff, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2021-09-07.
- How severe is CVE-2020-19131?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-19131 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.