NULL Pointer Dereference Affecting memcached/memcached package, versions [1.6.0,1.6.3)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
0.14% (50th percentile)

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  • Snyk IDSNYK-UNMANAGED-MEMCACHEDMEMCACHED-5877142
  • published31 Aug 2023
  • disclosed22 Aug 2023
  • creditUnknown

Introduced: 22 Aug 2023

CVE-2020-22570  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade memcached/memcached to version 1.6.3 or higher.

Overview

Affected versions of this package are vulnerable to NULL Pointer Dereference in the process_mget_command function in memcached.c, allowing attackers to exploit this vulnerability via a crafted meta-command.

CVSS Scores

version 3.1