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FreeBSD : quagga -- BGP OPEN denial of service vulnerability (1e14d46f-af1f-11e1-b242-00215af774f0)

low Nessus Plugin ID 59380

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Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

CERT reports :

If a pre-configured BGP peer sends a specially crafted OPEN message with a malformed ORF capability TLV, Quagga bgpd process will erroneously try to consume extra bytes from the input packet buffer.
The process will detect a buffer overrun attempt before it happens and immediately terminate with an error message. All BGP sessions established by the attacked router will be closed and its BGP routing disrupted.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?7a7130fa

Plugin Details

Severity: Low

ID: 59380

File Name: freebsd_pkg_1e14d46faf1f11e1b24200215af774f0.nasl

Version: 1.8

Type: local

Published: 6/6/2012

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Low

Base Score: 2.9

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:quagga, p-cpe:/a:freebsd:freebsd:quagga-re, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 6/5/2012

Vulnerability Publication Date: 6/4/2012

Reference Information

CVE: CVE-2012-1820

CERT: 962587