CVE-2020-35523

Name: CVE-2020-35523
Creator: NVD / NIST
Published: 2021-03-09T20:15:12.963+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.92%

Last modified Jun 17, 2026

CVE-2020-35523 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An integer overflow flaw was found in libtiff that exists in the tif_getimage.c file. This flaw allows an attacker to inject and execute arbitrary code when a user opens a crafted TIFF file. EPSS estimates a 1.92% chance of exploitation in the next 30 days.

Description

An integer overflow flaw was found in libtiff that exists in the tif_getimage.c file. This flaw allows an attacker to inject and execute arbitrary code when a user opens a crafted TIFF file. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

1.92%

77.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Libtiff	Libtiff	< 4.2.0
Debian	Debian Linux	9.0
Debian	Debian Linux	10.0
Netapp	Ontap Select Deploy Administration Utility	All versions
Redhat	Enterprise Linux	6.0
Redhat	Enterprise Linux	7.0
Redhat	Enterprise Linux	8.0

References

https://bugzilla.redhat.com/show_bug.cgi?id=1932040Issue Tracking, Patch, Third Party Advisory
https://gitlab.com/libtiff/libtiff/-/commit/c8d613ef497058fe653c467fc84c70a62a4a71b2Patch, Third Party Advisory
https://gitlab.com/libtiff/libtiff/-/merge_requests/160Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00023.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BMHBYFMX3D5VGR6Y3RXTTH3Q4NF4E6IG/
https://security.gentoo.org/glsa/202104-06Third Party Advisory
https://security.netapp.com/advisory/ntap-20210521-0009/Third Party Advisory
https://www.debian.org/security/2021/dsa-4869Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1932040Issue Tracking, Patch, Third Party Advisory
https://gitlab.com/libtiff/libtiff/-/commit/c8d613ef497058fe653c467fc84c70a62a4a71b2Patch, Third Party Advisory
https://gitlab.com/libtiff/libtiff/-/merge_requests/160Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00023.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BMHBYFMX3D5VGR6Y3RXTTH3Q4NF4E6IG/
https://security.gentoo.org/glsa/202104-06Third Party Advisory
https://security.netapp.com/advisory/ntap-20210521-0009/Third Party Advisory
https://www.debian.org/security/2021/dsa-4869Third Party Advisory

Timeline

Published: Mar 9, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-35523?

How severe is CVE-2020-35523?

CVE-2020-35523 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.92% probability of exploitation in the next 30 days.

How do I fix CVE-2020-35523?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-35523?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST