CVE-2003-0858

CVE-2003-0858 describes a denial-of-service vulnerability affecting Zebra 0.93b and earlier, and Quagga before 0.95. A local attacker can exploit this by sending spoofed messages to the kernel netlink interface, impersonating other users. This vulnerability has a low severity CVSS score of 2.1, indicating a local attack vector with low complexity and no authentication required, leading to a partial denial of service. There is no impact on confidentiality or integrity. There is no evidence of active exploitation, and no exploit code is publicly available via Metasploit, Nuclei, or ExploitDB. The CVE has received minimal community discussion and no media coverage, suggesting low public awareness and interest.