CVE-2020-24890

Name: CVE-2020-24890
Creator: NVD / NIST
Published: 2020-09-16T15:15:12.603+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 1.55%

Last modified Jun 17, 2026

CVE-2020-24890 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff.cpp, which may result in context-dependent arbitrary code execution. Note: this vulnerability occurs only if you compile the software in a certain way. EPSS estimates a 1.55% chance of exploitation in the next 30 days.

Description

libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff.cpp, which may result in context-dependent arbitrary code execution. Note: this vulnerability occurs only if you compile the software in a certain way

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

1.55%

71.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Libraw	Libraw	0.20.0

References

https://github.com/LibRaw/LibRaw/issues/335Exploit, Issue Tracking, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EWHUZCRMGOC3QS6C65KWBM6ZJM25V6HI/
https://security.gentoo.org/glsa/202010-05
https://github.com/LibRaw/LibRaw/issues/335Exploit, Issue Tracking, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EWHUZCRMGOC3QS6C65KWBM6ZJM25V6HI/
https://security.gentoo.org/glsa/202010-05

Timeline

Published: Sep 16, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-24890?

How severe is CVE-2020-24890?

CVE-2020-24890 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.55% probability of exploitation in the next 30 days.

How do I fix CVE-2020-24890?

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-2020-24890?

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

Scan your code now

Source: NVD / NIST