CVE-2019-20205

Name: CVE-2019-20205
Creator: NVD / NIST
Published: 2020-01-02T14:16:36.253+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.04%

Last modified Jun 17, 2026

CVE-2019-20205 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. libsixel 1.8.4 has an integer overflow in sixel_frame_resize in frame.c.. EPSS estimates a 1.04% chance of exploitation in the next 30 days.

Description

libsixel 1.8.4 has an integer overflow in sixel_frame_resize in frame.c.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

1.04%

59.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Saitoha	Libsixel	1.8.4

References

https://github.com/saitoha/libsixel/issues/127Exploit, Issue Tracking, Third Party Advisory
https://github.com/saitoha/libsixel/issues/127Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Jan 2, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-20205?

libsixel 1.8.4 has an integer overflow in sixel_frame_resize in frame.c.

How severe is CVE-2019-20205?

CVE-2019-20205 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.

How do I fix CVE-2019-20205?

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-2019-20205?

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

Scan your code now

Source: NVD / NIST