Oracle Linux 7 : libssh2 (ELSA-2015-2140)

critical Nessus Plugin ID 87024

Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2015-2140 advisory.

- check length of data extracted from the SSH_MSG_KEXINIT packet (CVE-2015-1782)

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected libssh2, libssh2-devel and / or libssh2-docs packages.

See Also

https://linux.oracle.com/errata/ELSA-2015-2140.html

Plugin Details

Severity: Critical

ID: 87024

File Name: oraclelinux_ELSA-2015-2140.nasl

Version: 1.8

Type: local

Agent: unix

Published: 11/24/2015

Updated: 4/29/2025

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2015-1782

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:libssh2, p-cpe:/a:oracle:linux:libssh2-devel, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:libssh2-docs

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/OracleLinux

Exploit Ease: No known exploits are available

Patch Publication Date: 11/23/2015

Vulnerability Publication Date: 3/13/2015

Reference Information

CVE: CVE-2015-1782

RHSA: 2015:2140