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CVE-2007-4826
bgpd in Quagga before 0.99.9 allows explicitly configured BGP peers to cause a denial of service (crash) via a malformed (1) OPEN message…
Low3.5EPSS 1.7%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
bgpd in Quagga before 0.99.9 allows explicitly configured BGP peers to cause a denial of service (crash) via a malformed (1) OPEN message or (2) a COMMUNITY attribute, which triggers a NULL pointer dereference. NOTE: vector 2 only exists when debugging is enabled.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low3.5 | AV:N/AC:M/Au:S/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 1.7% · top 23% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.5.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (19)
- quagga-bgpd-dos(36551) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://quagga.net/news2.php?y=2007&m=9&d=7#id1189190760 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.quagga.net/download/quagga-0.99.9.changelog.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2008-1195 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 26744 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 236141 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_transferred
- ADV-2007-3129 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 26863 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 2007-0028 (opens in a new tab)vendor-advisoryx_refsource_TRUSTIXx_transferred
- FEDORA-2007-2196 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 29743 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 26829 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- RHSA-2010:0785 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-512-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- MDKSA-2007:182 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- DSA-1382 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 25634 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [debian-security-announce] 20071003 [SECURITY] [DSA 1379-1] New quagga packages fix denial of service (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 27049 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2007-4826)Record last updated .