CVE-2020-35522

Name: CVE-2020-35522
Creator: NVD / NIST
Published: 2021-03-09T20:15:12.867+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 1.57%

Last modified Jun 17, 2026

CVE-2020-35522 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In LibTIFF, there is a memory malloc failure in tif_pixarlog.c. A crafted TIFF document can lead to an abort, resulting in a remote denial of service attack.. EPSS estimates a 1.57% chance of exploitation in the next 30 days.

Description

In LibTIFF, there is a memory malloc failure in tif_pixarlog.c. A crafted TIFF document can lead to an abort, resulting in a remote denial of service attack.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

1.57%

72.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Libtiff	Libtiff	< 4.2.0
Netapp	Ontap Select Deploy Administration Utility	All versions
Fedoraproject	Fedora	33
Redhat	Enterprise Linux	6.0
Redhat	Enterprise Linux	7.0
Redhat	Enterprise Linux	8.0

References

https://bugzilla.redhat.com/show_bug.cgi?id=1932037Issue Tracking, Patch, 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://bugzilla.redhat.com/show_bug.cgi?id=1932037Issue Tracking, Patch, 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

Timeline

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

Frequently Asked Questions

What is CVE-2020-35522?

In LibTIFF, there is a memory malloc failure in tif_pixarlog.c. A crafted TIFF document can lead to an abort, resulting in a remote denial of service attack.

How severe is CVE-2020-35522?

CVE-2020-35522 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.57% probability of exploitation in the next 30 days.

How do I fix CVE-2020-35522?

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-2020-35522?

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

Scan your code now

Source: NVD / NIST