CVE-2009-1168 describes a denial-of-service vulnerability affecting specific versions of Cisco IOS and IOS XE when RFC4893 BGP routing is enabled. A remote attacker can exploit this by sending a BGP update with an excessively long series of AS numbers from an RFC4271 peer, leading to memory corruption and device reload. With a CVSS score of 7.1, this vulnerability is considered high severity due to its network-based attack vector, medium attack complexity, and high impact on availability. There is no known active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
12.0\(32\)s12CPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.0\(32\)s12:*:*:*:*:*:*:* | ||
12.0\(32\)s13CPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.0\(32\)s13:*:*:*:*:*:*:* | ||
12.0\(32\)sy8CPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.0\(32\)sy8:*:*:*:*:*:*:* | ||
12.0\(32\)sy9CPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.0\(32\)sy9:*:*:*:*:*:*:* | ||
12.0\(33\)s3CPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.0\(33\)s3:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:N/I:N/A:C
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.