CVE-2023-46852 — Classic Buffer Overflow in Memcached

CWE-120 — Classic Buffer OverflowCWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer9 documents8 sources
Severity
7.5HIGHNVD
EPSS
0.1%
top 72.53%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
9
MemcachedDebian MemcachedMsrc Azl3 Memcached 1.6.21-1 ON Azure Linux 3.0+6 more
Timeline
PublishedOct 27
Latest updateNov 13

Description

In Memcached before 1.6.22, a buffer overflow exists when processing multiget requests in proxy mode, if there are many spaces after the "get" substring.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages11 packages

▶debiandebian/memcached< memcached 1.6.22-1 (forky)
▶NVDmemcached/memcached< 1.6.22
▶Debianmemcached/memcached< 1.6.22-1+1
▶Ubuntumemcached/memcached< 1.6.14-1ubuntu0.1

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
OSV
memcached vulnerabilities↗2023-11-13
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OSV
CVE-2023-46852: In Memcached before 1↗2023-10-27
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GHSA
GHSA-47qj-rqv2-98f2: In Memcached before 1↗2023-10-27
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📋Vendor Advisories

4
Ubuntu
Memcached vulnerabilities↗2023-11-13
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Red Hat
memcached: buffer overflow when processing multiget requests in proxy mode↗2023-10-27
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Microsoft
In Memcached before 1.6.22 a buffer overflow exists when processing multiget requests in proxy mode if there are many spaces after the "get" substring.↗2023-10-10
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Debian
CVE-2023-46852: memcached - In Memcached before 1.6.22, a buffer overflow exists when processing multiget re...↗2023
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🕵️Threat Intelligence

1
Wiz
CVE-2026-24809 Impact, Exploitability, and Mitigation Steps | Wiz↗
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