GLSA-201701-50 : PPP: Buffer overflow

medium Nessus Plugin ID 96685
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-201701-50 (PPP: Buffer overflow)

A buffer overflow was discovered in the rc_mksid function in plugins/radius/util.c in PPP when the PID for pppd is greater than 65535.
Impact :

A remote attacker could cause a Denial of Service condition.
Workaround :

There is no known workaround at this time.

Solution

All PPP users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-dialup/ppp-2.4.7-r3'

See Also

https://security.gentoo.org/glsa/201701-50

Plugin Details

Severity: Medium

ID: 96685

File Name: gentoo_GLSA-201701-50.nasl

Version: 3.2

Type: local

Published: 1/23/2017

Updated: 1/11/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Low

Score: 3.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:ppp, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Patch Publication Date: 1/23/2017

Reference Information

CVE: CVE-2015-3310

GLSA: 201701-50