CVE-2020-10931

Name: CVE-2020-10931
Creator: NVD / NIST
Published: 2020-03-24T15:15:12.107+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 28.14%

Last modified Jun 17, 2026

CVE-2020-10931 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Memcached 1.6.x before 1.6.2 allows remote attackers to cause a denial of service (daemon crash) via a crafted binary protocol header to try_read_command_binary in memcached.c.. EPSS estimates a 28.14% chance of exploitation in the next 30 days.

Description

Memcached 1.6.x before 1.6.2 allows remote attackers to cause a denial of service (daemon crash) via a crafted binary protocol header to try_read_command_binary in memcached.c.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

28.14%

97.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

Affected Software

Vendor	Product	Versions
Memcached	Memcached	>= 1.6.0, < 1.6.2

References

https://github.com/memcached/memcached/commit/02c6a2b62ddcb6fa4569a591d3461a156a636305Patch, Third Party Advisory
https://github.com/memcached/memcached/issues/629Exploit, Third Party Advisory
https://github.com/memcached/memcached/wiki/ReleaseNotes162Third Party Advisory
https://github.com/memcached/memcached/commit/02c6a2b62ddcb6fa4569a591d3461a156a636305Patch, Third Party Advisory
https://github.com/memcached/memcached/issues/629Exploit, Third Party Advisory
https://github.com/memcached/memcached/wiki/ReleaseNotes162Third Party Advisory

Timeline

Published: Mar 24, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-10931?

Memcached 1.6.x before 1.6.2 allows remote attackers to cause a denial of service (daemon crash) via a crafted binary protocol header to try_read_command_binary in memcached.c.

How severe is CVE-2020-10931?

CVE-2020-10931 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 28.14% probability of exploitation in the next 30 days.

How do I fix CVE-2020-10931?

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-2020-10931?

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

Scan your code now

Source: NVD / NIST