quagga: crash in bgpd when receiving updates containing asn32
Published May 6, 2009
5.0
MEDIUMCVSS 2.0
EPSS 3.52%
Description
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.
Affected products
No data.
- ≤ 0.99.11
- 0.95
- 0.96
- 0.96.1
- 0.96.2
- 0.96.3
- 0.96.4
- 0.96.5
- 0.97.0
- 0.97.1
- 0.97.2
- 0.97.3
- 0.97.4
- 0.97.5
- 0.98.0
- 0.98.1
- 0.98.2
- 0.98.3
- 0.98.4
- 0.98.5
- 0.98.6
- 0.99.1
- 0.99.2
- 0.99.3
- 0.99.4
- 0.99.5
- 0.99.6
- 0.99.7
- 0.99.8
- 0.99.9
- 0.99.10
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
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.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.52% (0.03516) | 88.83th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.52% (0.03516) | 87.67th | v5 (v2026.06.15) |
| Mar 30, 2025 | 11.18% (0.11175) | 92.86th | v4 (v2025.03.14) |
| Mar 29, 2025 | 19.15% (0.19149) | 92.38th | v4 (v2025.03.14) |
| Mar 19, 2025 | 11.18% (0.11175) | 92.59th | v4 (v2025.03.14) |
| Mar 17, 2025 | 8.15% (0.08154) | 91.55th | v4 (v2025.03.14) |
| Dec 17, 2024 | 18.44% (0.18437) | 96.20th | v3 (v2023.03.01) |
| Dec 12, 2024 | 11.64% (0.11638) | 95.52th | v3 (v2023.03.01) |
| Mar 7, 2023 | 10.89% (0.10886) | 94.15th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.36% (0.04358) | 88.02th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.36% (0.04358) | 86.83th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.36% (0.04358) | 70.59th | v2 (v2022.01.01) |
No CWE recorded.
References (23)
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=526311 x_refsource_CONFIRMExploitPatch
- http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html vendor-advisoryx_refsource_SUSE
- http://marc.info/?l=quagga-dev&m=123364779626078&w=2 mailing-listx_refsource_MLISTExploitPatch
- http://secunia.com/advisories/34999 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/35061 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/35203 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/35685 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://thread.gmane.org/gmane.network.quagga.devel/6513 x_refsource_MISCExploit
- http://www.debian.org/security/2009/dsa-1788 vendor-advisoryx_refsource_DEBIANPatch
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:109 vendor-advisoryx_refsource_MANDRIVA
- http://www.openwall.com/lists/oss-security/2009/05/01/1 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2009/05/01/2 mailing-listx_refsource_MLIST
- http://www.osvdb.org/54200 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/34817 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1022164 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/usn-775-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2009-1572 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=499033 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50317 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2009-1572
- https://www.cve.org/CVERecord?id=CVE-2009-1572
- https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01037.html vendor-advisoryx_refsource_FEDORA
- https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01107.html vendor-advisoryx_refsource_FEDORA
Change history (0)
No recorded changes yet.