CVE-2020-35524 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

https://gitlab.com/rzkn/libtiff/-/commit/7be2e452ddcf6d7abca88f41d3761e6edab72b22 https://bugzilla.redhat.com/show_bug.cgi?id=1932044 https://gitlab.com/libtiff/libtiff/-/merge_requests/159 https://www.debian.org/security/2021/dsa-4869 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BMHBYFMX3D5VGR6Y3RXTTH3Q4NF4E6IG/ https://security.gentoo.org/glsa/202104-06 https://security.netapp.com/advisory/ntap-20210521-0009/ https://lists.debian.org/debian-lts-announce/2021/06/msg00023.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8