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redhatcveRedhat.comRH:CVE-2023-51385
HistoryDec 19, 2023 - 9:34 p.m.

CVE-2023-51385

2023-12-1921:34:54
redhat.com
access.redhat.com
283
cve-2023-51385
flaw
openssh
remote attacker
arbitrary os commands
expansion tokens
shell metacharacters
mitigation
red hat product security

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

9.5 High

AI Score

Confidence

High

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:P/A:N

0.003 Low

EPSS

Percentile

67.5%

A flaw was found in OpenSSH. In certain circumstances, a remote attacker may be able to execute arbitrary OS commands by using expansion tokens, such as %u or %h, with user names or host names that contain shell metacharacters.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

9.5 High

AI Score

Confidence

High

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:P/A:N

0.003 Low

EPSS

Percentile

67.5%