CVE-2009-2049 is a denial-of-service vulnerability affecting specific versions of Cisco IOS and IOS XE when RFC4893 BGP routing is enabled. A remote attacker can trigger a device reload by sending a malformed BGP update from an RFC4271 peer. With a CVSS score of 5.4, this vulnerability has a network attack vector and high attack complexity, leading to a complete loss of availability. There is no evidence of active exploitation, public 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:H/Au:N/C:N/I:N/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.