{"cve":"CVE-2007-4826","nvd":{"published":"2007-09-12T10:17:00.000","modified":"2026-06-16T22:44:52.107","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://fedoranews.org/updates/FEDORA-2007-219.shtml","http://lists.debian.org/debian-security-announce/debian-security-announce-2007/msg00153.html","http://quagga.net/news2.php?y=2007&m=9&d=7#id1189190760","http://secunia.com/advisories/26744","http://secunia.com/advisories/26829"],"products":["quagga:quagga"],"source":"nvd","synced_at":"2026-10-19T19:48:28.501292361+00:00"},"epss":{"cve":"CVE-2007-4826","score":0.01687,"percentile":0.77031,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}