CVE-2020-20739

Name: CVE-2020-20739
Creator: NVD / NIST
Published: 2020-11-20T19:15:11.71+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.98%

Last modified Jun 17, 2026

CVE-2020-20739 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. im_vips2dz in /libvips/libvips/deprecated/im_vips2dz.c in libvips before 8.8.2 has an uninitialized variable which may cause the leakage of remote server path or stack address.. EPSS estimates a 1.98% chance of exploitation in the next 30 days.

Description

im_vips2dz in /libvips/libvips/deprecated/im_vips2dz.c in libvips before 8.8.2 has an uninitialized variable which may cause the leakage of remote server path or stack address.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

1.98%

78.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-909

Affected Software

Vendor	Product	Versions
Libvips	Libvips	< 8.8.2
Debian	Debian Linux	9.0
Fedoraproject	Fedora	32

References

https://github.com/libvips/libvips/commit/2ab5aa7bf515135c2b02d42e9a72e4c98e17031aPatch
https://github.com/libvips/libvips/issues/1419Exploit, Issue Tracking
https://lists.debian.org/debian-lts-announce/2020/11/msg00049.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZULVPQQ4QDFSQCXFYBUXEM7UXJAOKLSP/Mailing List, Third Party Advisory
https://github.com/libvips/libvips/commit/2ab5aa7bf515135c2b02d42e9a72e4c98e17031aPatch
https://github.com/libvips/libvips/issues/1419Exploit, Issue Tracking
https://lists.debian.org/debian-lts-announce/2020/11/msg00049.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZULVPQQ4QDFSQCXFYBUXEM7UXJAOKLSP/Mailing List, Third Party Advisory

Timeline

Published: Nov 20, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-20739?

im_vips2dz in /libvips/libvips/deprecated/im_vips2dz.c in libvips before 8.8.2 has an uninitialized variable which may cause the leakage of remote server path or stack address.

How severe is CVE-2020-20739?

CVE-2020-20739 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.98% probability of exploitation in the next 30 days.

How do I fix CVE-2020-20739?

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-2020-20739?

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

Scan your code now

Source: NVD / NIST