SB2009050601 - Denial of service in Quagga

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Main Vulnerability Database SB2009050601

SB2009050601 - Denial of service in Quagga

Published: May 6, 2009 Updated: June 25, 2020

Security Bulletin ID SB2009050601
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Reachable Assertion (CVE-ID: CVE-2009-1572)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a reachable assertion within BGP daemon (bgpd) when processing ASN elements whose string representation is longer than expected in the AS path. A remote attacker can pass specially crafted AS path to the service and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References