Buffer overflow in LibTIFF - CVE-2020-35524

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Main Vulnerability Database Vulnerabilities #VU51446

Buffer overflow in LibTIFF - CVE-2020-35524

Published: March 14, 2021


Vulnerability identifier: #VU51446
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-35524
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing TIFF images in libtiff's TIFF2PDF tool. A remote attacker can create a specially crafted TIFF image, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

LibTIFF
Amazon Linux AMI
Gentoo Linux
SUSE CaaS Platform
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Enterprise Storage
SUSE OpenStack Cloud
SUSE OpenStack Cloud Crowbar
HPE Helion Openstack
Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
SUSE Linux Enterprise Point of Sale
SUSE Linux Enterprise Debuginfo
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Software Development Kit
SUSE Linux Enterprise Server for SAP Applications
Ubuntu
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Realtime Extension
SUSE Linux Enterprise Desktop
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Module for Basesystem
openEuler
Fedora
tiff (Debian package)
SUSE Linux Enterprise Module for Packagehub Subpackages
libtiff-tools (Ubuntu package)
libtiff5 (Ubuntu package)
libtiff3
tiff
libtiff3-32bit
tiff-debugsource
tiff-debuginfo
libtiff
libtiff (Red Hat package)
libtiff-devel
libtiff5-32bit
libtiff5
libtiff5-debuginfo-32bit
libtiff5-debuginfo
libtiff5-32bit-debuginfo
libtiff-debugsource
libtiff-debuginfo
libtiff-help
VMware Tanzu Operations Manager
EMC ECS
Dell EMC Unity Operating Environment (OE)
Dell EMC Unity XT Operating Environment (OE)
Dell EMC Unity VSA Operating Environment (OE)

How to mitigate CVE-2020-35524

Install updates from vendor's website.

LibTIFF - update to 4.2.0
tiff (Debian package) - update to 4.1.0+git191117-2~deb10u2
libtiff-tools (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 4.0.6-1ubuntu0.8, 4.0.9-5ubuntu0.4, 4.1.0+git191117-2ubuntu0.20.04.1, 4.1.0+git191117-2ubuntu0.20.10.1
libtiff5 (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 4.0.6-1ubuntu0.8, 4.0.9-5ubuntu0.4, 4.1.0+git191117-2ubuntu0.20.04.1, 4.1.0+git191117-2ubuntu0.20.10.1
VMware Tanzu Operations Manager - addressed in versions 2.7.25, 2.8.16, 2.9.12, 2.10.39
EMC ECS - update to 3.7.0.2
libtiff3 - update to 3.8.2-141.169.34.1
tiff - addressed in versions 3.8.2-141.169.34.1, 4.0.9-44.45.1, 4.0.9-45.5.1
libtiff3-32bit - update to 3.8.2-141.169.34.1
tiff-debugsource - addressed in versions 3.8.2-141.169.34.1, 4.0.9-44.45.1, 4.0.9-45.5.1
tiff-debuginfo - addressed in versions 3.8.2-141.169.34.1, 4.0.9-44.45.1, 4.0.9-45.5.1
libtiff - update to 4.0.3-35.38
libtiff (Red Hat package) - update to 4.0.9-20.el8
libtiff-devel - addressed in versions 4.0.9-44.45.1, 4.0.9-45.5.1
libtiff5-32bit - addressed in versions 4.0.9-44.45.1, 4.0.9-45.5.1
libtiff5 - addressed in versions 4.0.9-44.45.1, 4.0.9-45.5.1
libtiff5-debuginfo-32bit - update to 4.0.9-44.45.1
libtiff5-debuginfo - addressed in versions 4.0.9-44.45.1, 4.0.9-45.5.1
libtiff5-32bit-debuginfo - update to 4.0.9-45.5.1
libtiff - update to 4.1.0-3
libtiff-devel - update to 4.1.0-3
libtiff-debugsource - update to 4.1.0-3
libtiff-debuginfo - update to 4.1.0-3
libtiff-help - update to 4.1.0-3
libtiff - update to 4.1.0-8.fc33
Dell EMC Unity Operating Environment (OE) - update to 5.2.0.0.5.173
Dell EMC Unity XT Operating Environment (OE) - update to 5.2.0.0.5.173
Dell EMC Unity VSA Operating Environment (OE) - update to 5.2.0.0.5.173

External References

Related Security Bulletins