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redosRedosROS-20240329-18
HistoryMar 29, 2024 - 12:00 a.m.

ROS-20240329-18

2024-03-2900:00:00
redos.red-soft.ru
3
libssh
authentication
vulnerability
remote attacker
denial of service
unix

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

Low

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

0.001 Low

EPSS

Percentile

49.1%

The vulnerability of the pki_verify_data_signature() function of the LibSSH client authentication library is related to the
flaws in the authentication procedure. Exploitation of the vulnerability could allow an attacker acting
remotely bypass security restrictions and gain unauthorized access to protected information

A vulnerability in the LibSSH client authentication library is related to pointer dereferencing errors.
Exploitation of the vulnerability allows a remote attacker to cause a denial of service.

OSVersionArchitecturePackageVersionFilename
redos7.3x86_64libssh<= 0.9.8-1UNKNOWN

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

Low

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

0.001 Low

EPSS

Percentile

49.1%