CVE-2007-4826 describes a denial-of-service vulnerability in Quagga's bgpd, affecting versions prior to 0.99.9. Authenticated BGP peers can crash the service by sending a malformed OPEN message or, if debugging is enabled, a malformed COMMUNITY attribute, leading to a NULL pointer dereference. This vulnerability has a CVSS score of 3.5, indicating a medium attack complexity and partial availability impact, requiring authentication for exploitation. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 0.99.8CPE matchmatch criteria | cpe:2.3:a:quagga:quagga:*:*:*:*:*:*:*:* | ||
0.95CPE matchmatch criteria | cpe:2.3:a:quagga:quagga:0.95:*:*:*:*:*:*:* | ||
0.96CPE matchmatch criteria | cpe:2.3:a:quagga:quagga:0.96:*:*:*:*:*:*:* | ||
0.96.1CPE matchmatch criteria | cpe:2.3:a:quagga:quagga:0.96.1:*:*:*:*:*:*:* | ||
0.96.2CPE matchmatch criteria | cpe:2.3:a:quagga:quagga:0.96.2:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:S/C:N/I:N/A:P
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