What’s Vulnerable › Vulnerabilities

CVE-2020-19131

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-09-07 · updated 2026-06-17
• Weakness: CWE-787

Description

Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the "invertImage()" function in the component "tiffcrop".

Affected products

• Debian Linux: 9.0
• Simplesystems Libtiff: 4.0.10

References

• http://blog.topsec.com.cn/%E5%A4%A9%E8%9E%8D%E4%BF%A1%E5%85%B3%E4%BA%8Elibtiff%E4%B8%ADinvertimage%E5%87%BD%E6%95%B0%E5%A0%86%E6%BA%A2%E5%87%BA%E6%BC%8F%E6%B4%9E%E7%9A%84%E5%88%86%E6%9E%90/
• http://bugzilla.maptools.org/show_bug.cgi?id=2831
• https://lists.debian.org/debian-lts-announce/2021/10/msg00004.html
• http://blog.topsec.com.cn/%E5%A4%A9%E8%9E%8D%E4%BF%A1%E5%85%B3%E4%BA%8Elibtiff%E4%B8%ADinvertimage%E5%87%BD%E6%95%B0%E5%A0%86%E6%BA%A2%E5%87%BA%E6%BC%8F%E6%B4%9E%E7%9A%84%E5%88%86%E6%9E%90/
• http://bugzilla.maptools.org/show_bug.cgi?id=2831
• https://lists.debian.org/debian-lts-announce/2021/10/msg00004.html

Get alerted when CVE-2020-19131 or the next vulnerability affects your stack