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veracodeVeracode Vulnerability DatabaseVERACODE:42947
HistoryAug 24, 2023 - 11:06 a.m.

Denial Of Service (DoS)

2023-08-2411:06:00
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
15
denial of service
libssh2
vulnerability
out of bound read
application crash
transport.c

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

35.3%

libssh2.so is vulnerable to Denial Of Service (DoS). The vulnerability exists in the _libssh2_transport_read function at transport.c due to an out of bound read which allows an attacker to cause an application crash.

Affected configurations

Vulners
Node
-libssh2.soRange1.0.1-1.9.0-5.epel8.playground.x86_64.debug
VendorProductVersionCPE
-libssh2.so*cpe:2.3:a:-:libssh2.so:*:*:*:*:*:*:*:*

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

35.3%