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Vulnerability Details : CVE-2009-1572

The BGP daemon (bgpd) in Quagga 0.99.11 and earlier allows remote attackers to cause a denial of service (crash) via an AS path containing ASN elements whose string representation is longer than expected, which triggers an assert error.
Publish Date : 2009-05-06 Last Update Date : 2017-08-16
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID CWE id is not defined for this vulnerability

- Vendor Statements

Not vulnerable. This issue did not affect the versions of zebra as shipped with Red Hat Enterprise Linux 2.1, and the versions of quagga as shipped with Red Hat Enterprise Linux 3, 4, or 5.
Source: Redhat

- Related OVAL Definitions

Title Definition Id Class Family
CVE-2009-1572 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2009-1572

# Product Type Vendor Product Version Update Edition Language
1 Application Quagga Quagga 0.95 Version Details Vulnerabilities
2 Application Quagga Quagga 0.96 Version Details Vulnerabilities
3 Application Quagga Quagga 0.96.1 Version Details Vulnerabilities
4 Application Quagga Quagga 0.96.2 Version Details Vulnerabilities
5 Application Quagga Quagga 0.96.3 Version Details Vulnerabilities
6 Application Quagga Quagga 0.96.4 Version Details Vulnerabilities
7 Application Quagga Quagga 0.96.5 Version Details Vulnerabilities
8 Application Quagga Quagga 0.97.0 Version Details Vulnerabilities
9 Application Quagga Quagga 0.97.1 Version Details Vulnerabilities
10 Application Quagga Quagga 0.97.2 Version Details Vulnerabilities
11 Application Quagga Quagga 0.97.3 Version Details Vulnerabilities
12 Application Quagga Quagga 0.97.4 Version Details Vulnerabilities
13 Application Quagga Quagga 0.97.5 Version Details Vulnerabilities
14 Application Quagga Quagga 0.98.0 Version Details Vulnerabilities
15 Application Quagga Quagga 0.98.1 Version Details Vulnerabilities
16 Application Quagga Quagga 0.98.2 Version Details Vulnerabilities
17 Application Quagga Quagga 0.98.3 Version Details Vulnerabilities
18 Application Quagga Quagga 0.98.4 Version Details Vulnerabilities
19 Application Quagga Quagga 0.98.5 Version Details Vulnerabilities
20 Application Quagga Quagga 0.98.6 Version Details Vulnerabilities
21 Application Quagga Quagga 0.99.1 Version Details Vulnerabilities
22 Application Quagga Quagga 0.99.2 Version Details Vulnerabilities
23 Application Quagga Quagga 0.99.3 Version Details Vulnerabilities
24 Application Quagga Quagga 0.99.4 Version Details Vulnerabilities
25 Application Quagga Quagga 0.99.5 Version Details Vulnerabilities
26 Application Quagga Quagga 0.99.6 Version Details Vulnerabilities
27 Application Quagga Quagga 0.99.7 Version Details Vulnerabilities
28 Application Quagga Quagga 0.99.8 Version Details Vulnerabilities
29 Application Quagga Quagga 0.99.9 Version Details Vulnerabilities
30 Application Quagga Quagga 0.99.10 Version Details Vulnerabilities
31 Application Quagga Quagga 0.99.11 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Quagga Quagga 31

- References For CVE-2009-1572
MLIST [oss-security] 20090501 CVE request (sort of): Quagga BGP crasher
MLIST [oss-security] 20090501 Re: CVE request (sort of): Quagga BGP crasher
BID 34817 Quagga Autonomous System Number Remote Denial Of Service Vulnerability Release Date:2009-07-08
SECTRACK 1022164
XF quagga-systemnumber-dos(50317)
MLIST [quagga-dev] 20090203 [quagga-dev 6391] [PATCH] BGP 4-byte ASN bug fixes CONFIRM
SUSE SUSE-SR:2009:012

- Metasploit Modules Related To CVE-2009-1572

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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