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GLSA-200503-36 : netkit-telnetd: Buffer overflow

high Nessus Plugin ID 17666

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-200503-36 (netkit-telnetd: Buffer overflow)

 A buffer overflow has been identified in the slc_add_reply() function of netkit-telnetd client, where a large number of SLC commands can overflow a fixed size buffer.
 Impact :

 Successful exploitation would require a vulnerable user to connect to an attacker-controlled host using telnet, potentially executing arbitrary code with the permissions of the telnet user.
 Workaround :

 There is no known workaround at this time.

Solution

All netkit-telnetd users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=net-misc/netkit-telnetd-0.17-r6'

See Also

http://www.nessus.org/u?69f65c02

https://security.gentoo.org/glsa/200503-36

Plugin Details

Severity: High

ID: 17666

File Name: gentoo_GLSA-200503-36.nasl

Version: 1.22

Type: local

Published: 4/1/2005

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.5

CVSS v2

Risk Factor: High

Base Score: 7.5

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:netkit-telnetd, cpe:/o:gentoo:linux

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

Patch Publication Date: 3/31/2005

Vulnerability Publication Date: 3/28/2005

Reference Information

CVE: CVE-2005-0469

GLSA: 200503-36