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Ubuntu 22.04 LTS / 23.04 / 23.10 : Memcached vulnerabilities (USN-6476-1)

critical Nessus Plugin ID 185503

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Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

The remote Ubuntu 22.04 LTS / 23.04 / 23.10 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6476-1 advisory.

 It was discovered that Memcached incorrectly handled certain multiget requests in proxy mode. A remote attacker could use this issue to cause Memcached to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2023-46852)

 It was discovered that Memcached incorrectly handled certain proxy requests in proxy mode. A remote attacker could use this issue to cause Memcached to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2023-46853)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected memcached package.

See Also

https://ubuntu.com/security/notices/USN-6476-1

Plugin Details

Severity: Critical

ID: 185503

File Name: ubuntu_USN-6476-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 11/13/2023

Updated: 8/27/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2023-46853

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:23.10, cpe:/o:canonical:ubuntu_linux:23.04, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:memcached

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 11/13/2023

Vulnerability Publication Date: 10/27/2023

Reference Information

CVE: CVE-2023-46852, CVE-2023-46853

USN: 6476-1