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CVE-2020-35524

Published: 31 December 2020

A heap-based buffer overflow flaw was found in libtiff in the handling of TIFF images in libtiff's TIFF2PDF tool. A specially crafted TIFF file can lead to arbitrary code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Priority

Medium

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
tiff
Launchpad, Ubuntu, Debian
bionic
Released (4.0.9-5ubuntu0.4)
focal
Released (4.1.0+git191117-2ubuntu0.20.04.1)
groovy
Released (4.1.0+git191117-2ubuntu0.20.10.1)
hirsute Not vulnerable
(4.1.0+git201212-1ubuntu1)
jammy Not vulnerable
(4.1.0+git201212-1ubuntu1)
kinetic Not vulnerable
(4.1.0+git201212-1ubuntu1)
trusty
Released (4.0.3-7ubuntu0.11+esm6)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (4.1.0+git201212-1)
xenial
Released (4.0.6-1ubuntu0.8)
impish Not vulnerable
(4.1.0+git201212-1ubuntu1)
Patches:
upstream: https://gitlab.com/libtiff/libtiff/-/commit/7be2e452ddcf6d7abca88f41d3761e6edab72b22

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H