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ubuntucveUbuntu.comUB:CVE-2023-46852
HistoryOct 27, 2023 - 12:00 a.m.

CVE-2023-46852

2023-10-2700:00:00
ubuntu.com
ubuntu.com
7
memcached
buffer overflow
multiget requests
proxy mode
space overflow vulnerability
unix

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.0%

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.

Notes

Author Note
mdeslaur proxy was introduced in 1.6.13
OSVersionArchitecturePackageVersionFilename
ubuntu22.04noarchmemcached< 1.6.14-1ubuntu0.1UNKNOWN
ubuntu23.04noarchmemcached< 1.6.18-1ubuntu0.1UNKNOWN
ubuntu23.10noarchmemcached< 1.6.21-1ubuntu0.23.10.1UNKNOWN

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.0%