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Vulnerability record · CVE-2022-48571 · published 22 August 2023

CVE-2022-48571: Memcached uncontrolled resource consumption vulnerability

MMemcached · Memcached

memcached 1.6.7 allows a Denial of Service via multi-packet uploads in UDP.

7.5 CVSS 3.1 High EPSS 1.1% · top 35.9% CWE-400 · Uncontrolled resource consumption
7.5CVSS 3.1 base score
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

memcached 1.6.7 allows a Denial of Service via multi-packet uploads in UDP.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/memcached/memcached/commit/6b319c8c7a29e9c353dec83dc92f01905f6c8966 Patch
https://lists.debian.org/debian-lts-announce/2023/09/msg00004.html
https://github.com/memcached/memcached/commit/6b319c8c7a29e9c353dec83dc92f01905f6c8966 Patch
https://lists.debian.org/debian-lts-announce/2023/09/msg00004.html

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-46853Memcached vulnerabilityIn Memcached before 1.6.22, an off-by-one error exists when processing proxy requests in proxy mode, if \n is used instead of \r\n.EPSS 0.76%9.8CVE-2016-8704Memcached integer overflow vulnerabilityAn integer overflow in the process_bin_append_prepend function in Memcached, which is responsible for processing multiple commands of Memcached binar…EPSS 23%9.8CVE-2016-8705Memcached integer overflow vulnerabilityMultiple integer overflows in process_bin_update function in Memcached, which is responsible for processing multiple commands of Memcached binary pro…EPSS 20%8.1CVE-2026-47783Memcached vulnerabilityIn memcached before 1.6.42, username data for SASL password database authentication has a timing side channel because a loop exits as soon as a valid…EPSS 1.3%8.1CVE-2026-47784Memcached vulnerabilityIn memcached before 1.6.42, password data for SASL password database authentication has a timing side channel because memcmp is used by sasl_server_u…EPSS 0.55%8.1CVE-2016-8706Memcached binary protocol SASL auth integer overflow leads to RCEAn integer overflow in the process_bin_sasl_auth function, which handles authentication commands in the Memcached binary protocol, can cause a heap o…EPSS 46%analysed7.5CVE-2023-46852Memcached classic buffer overflow vulnerabilityIn Memcached before 1.6.22, a buffer overflow exists when processing multiget requests in proxy mode, if there are many spaces after the "get" substr…EPSS 0.78%7.5CVE-2020-22570Memcached command injection vulnerabilityMemcached 1.6.0 before 1.6.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted meta command.EPSS 1.3%

Source: NIST National Vulnerability Database (record CVE-2022-48571), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.