CVE-2019-3861

Description

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH packets with a padding length value greater than the packet length are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.

Risk Information

Base Score

9.1

MODERATE

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

EPSS Score

Exploitation Probability

1.534

Associated Vulnerability

Vulnerability	OS Platform
(RHSA-2019:2136) libssh2 security, bug fix, and enhancement update libssh2-1.8.0-3.el7.i686.rpm	Linux
(RHSA-2019:2136) libssh2 security, bug fix, and enhancement update libssh2-1.8.0-3.el7.x86_64.rpm	Linux
(RHSA-2019:2136) libssh2 security, bug fix, and enhancement update libssh2-devel-1.8.0-3.el7.i686.rpm	Linux
(RHSA-2019:2136) libssh2 security, bug fix, and enhancement update libssh2-devel-1.8.0-3.el7.x86_64.rpm	Linux
(RHSA-2019:2136) libssh2 security, bug fix, and enhancement update libssh2-docs-1.8.0-3.el7.noarch.rpm	Linux
(CESA-2019:2136) libssh2 security, bug fix, and enhancement update libssh2-1.8.0-3.el7.x86_64.rpm	Linux
(CESA-2019:2136) libssh2 security, bug fix, and enhancement update libssh2-devel-1.8.0-3.el7.x86_64.rpm	Linux
(CESA-2019:2136) libssh2 security, bug fix, and enhancement update libssh2-1.8.0-3.el7.i686.rpm	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234