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No exploitation reportedFix available

CVE-2020-10931

No exploitation reported by the sources we read.

  • Published2020-03-24
  • Fixed in1.6.2
  • WeaknessCWE-120

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2020-03-2415:15CVE publishedNVD

Versions per branch

NVD · OSV
Memcached
BranchAffectedFixed in
1.6≥ 1.6.0, < 1.6.21.6.2

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • memcachedopenSUSE:Tumbleweedall versions · fixed in 1.6.9-2.3
  • memcachedDebian:14all versions · fixed in 1.6.2-1
  • memcachedDebian:13all versions · fixed in 1.6.2-1
  • memcachedDebian:12all versions · fixed in 1.6.2-1

Vendor advisories

  • CVE-2020-10931 Red Hat Product Security

    memcached: mishandled memcpy into a stack-based buffer may lead to DoS

Full record on NVD

Fix

  1. Update Memcached to 1.6.2

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.17.5read 2026-10-23
  • NVDCVSS 2.05read 2026-10-23
  • NVDweakness (CWE)CWE-120read 2026-10-23
  • FIRST EPSSEPSS score28.1 %read 2026-11-04
  • OSVaffected packages—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2020-03-24
Last Modified
2026-06-17
NVD 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.

Is CVE-2020-10931 actively exploited?

Active exploitation of CVE-2020-10931 has not been confirmed. Its EPSS score was 28.1% on 2026-11-04, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-10931?

CVE-2020-10931 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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