CVE-2020-19143 — Out-of-bounds Write in Libtiff

CWE-787 — Out-of-bounds WriteCWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer6 documents6 sources
Severity
6.5MEDIUMNVD
EPSS
1.0%
top 23.33%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Debian TiffDebian LinuxSimplesystems Libtiff
Timeline
PublishedSep 9
Latest updateMay 24

Description

Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the "TIFFVGetField" funtion in the component 'libtiff/tif_dir.c'.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages2 packages

▶debiandebian/tiff< tiff 4.1.0+git201212-1 (bookworm)

Also affects: Debian Linux 11.0

Patches

Patch: gitlab.com ↗Patch: gitlab.com ↗Patch: gitlab.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-qpx8-2vr9-wqjr: Buffer Overflow in LibTiff v4↗2022-05-24
▶
OSV
CVE-2020-19143: Buffer Overflow in LibTiff v4↗2021-09-09
▶

📋Vendor Advisories

3
Ubuntu
LibTIFF vulnerability↗2021-09-21
▶
Debian
CVE-2020-19143: tiff - Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service...↗2020
▶
Red Hat
libtiff: buffer overflow in TIFFVGetField() in libtiff/tif_dir.c↗2019-04-28
▶