Vulnerability · Published Sep 7, 2021 · Assigned by mitre
CVE-2020-19131
High 7.5
In plain English
A high-severity security flaw in the libtiff package (AlmaLinux). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.4% (higher than 84% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)2.4%top 15.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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 packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | libtiff | 4.0.9-21.el8 | ALSA-2022:1810 |
| AlmaLinux:8 | libtiff-devel | 4.0.9-21.el8 | ALSA-2022:1810 |
| AlmaLinux:8 | libtiff-tools | 4.0.9-21.el8 | ALSA-2022:1810 |
| Debian:12 | tiff | 4.0.10+git190814-1 | DEBIAN-CVE-2020-19131 |
| Debian:13 | tiff | 4.0.10+git190814-1 | DEBIAN-CVE-2020-19131 |
| Debian:14 | tiff | 4.0.10+git190814-1 | DEBIAN-CVE-2020-19131 |
| Rocky Linux:8 | libtiff | 0:4.0.9-21.el8 | RLSA-2022:1810 |
| Ubuntu:22.04:LTS | tiff | 4.3.0-6ubuntu0.1 | USN-5619-1 |
Affected products (as reported)
References
- http://bugzilla.maptools.org/show_bug.cgi?id=2831 x_refsource_MISC
- 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/ x_refsource_MISC
- [debian-lts-announce] 20211009 [SECURITY] [DLA 2777-1] tiff security update mailing-list, x_refsource_MLIST