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ubuntucveUbuntu.comUB:CVE-2023-49935
HistoryDec 14, 2023 - 12:00 a.m.

CVE-2023-49935

2023-12-1400:00:00
ubuntu.com
ubuntu.com
22
cve-2023-49935
schedmd slurm
access control
message integrity bypass
rpc
munge credential

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.2

Confidence

Low

EPSS

0.001

Percentile

30.5%

An issue was discovered in SchedMD Slurm 23.02.x and 23.11.x. There is
Incorrect Access Control because of a slurmd Message Integrity Bypass. An
attacker can reuse root-level authentication tokens during interaction with
the slurmd process. This bypasses the RPC message hashes that protect
against undesired MUNGE credential reuse. The fixed versions are 23.02.7
and 23.11.1.

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.2

Confidence

Low

EPSS

0.001

Percentile

30.5%