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redosRedosROS-20240408-15
HistoryApr 08, 2024 - 12:00 a.m.

ROS-20240408-15

2024-04-0800:00:00
redos.red-soft.ru
12
ssh protocol
sequence number manipulation
service message deletion
remote access
protected information
vulnerability
integrity check bypass
security features disablement

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

6.2 Medium

AI Score

Confidence

High

2.6 Low

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.935 High

EPSS

Percentile

99.1%

A vulnerability in the SSH protocol implementation is related to the ability to adjust packet sequence numbers during the connection negotiation process and remove an arbitrary number of SSH service messages.
during the connection negotiation process and cause an arbitrary number of SSH service messages to be deleted.
Exploitation of the vulnerability could allow a remote attacker to bypass integrity checks,
disable existing security features, and gain unauthorized access to protected information

OSVersionArchitecturePackageVersionFilename
redos7.3x86_64libssh2<= 1.11.0-1UNKNOWN

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

6.2 Medium

AI Score

Confidence

High

2.6 Low

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.935 High

EPSS

Percentile

99.1%