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redhatRedHatRHSA-2024:4340
HistoryJul 05, 2024 - 9:13 p.m.

(RHSA-2024:4340) Important: openssh security update

2024-07-0521:13:39
access.redhat.com
33
openssh
security update
remote code execution
signal handling
race condition
cvss score
cve-2024-6387
unix

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.9

Confidence

Low

EPSS

0.715

Percentile

98.1%

OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server.

Security Fix(es):

  • openssh: Possible remote code execution due to a race condition in signal handling (CVE-2024-6387)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.9

Confidence

Low

EPSS

0.715

Percentile

98.1%