CVE-2020-23705

Name: CVE-2020-23705
Creator: NVD / NIST
Published: 2021-07-15T22:15:09.197+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.01%

Last modified Jun 17, 2026

CVE-2020-23705 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A global buffer overflow vulnerability in jfif_encode at jfif.c:701 of ffjpeg through 2020-06-22 allows attackers to cause a Denial of Service (DOS) via a crafted jpeg file.. EPSS estimates a 1.01% chance of exploitation in the next 30 days.

Description

A global buffer overflow vulnerability in jfif_encode at jfif.c:701 of ffjpeg through 2020-06-22 allows attackers to cause a Denial of Service (DOS) via a crafted jpeg file.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.01%

58.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

Affected Software

Vendor	Product	Versions
Rockcarry	Ffjpeg	<= 2020-06-22

References

https://github.com/rockcarry/ffjpeg/issues/25Exploit, Issue Tracking, Third Party Advisory
https://github.com/rockcarry/ffjpeg/issues/25Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Jul 15, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-23705?

A global buffer overflow vulnerability in jfif_encode at jfif.c:701 of ffjpeg through 2020-06-22 allows attackers to cause a Denial of Service (DOS) via a crafted jpeg file.

How severe is CVE-2020-23705?

CVE-2020-23705 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.01% probability of exploitation in the next 30 days.

How do I fix CVE-2020-23705?

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-2020-23705?

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

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Source: NVD / NIST