CVE-2009-0638 describes a denial-of-service vulnerability affecting specific versions of the Cisco Firewall Services Module (FWSM) for Catalyst 6500 switches and 7600 routers. Remote attackers can exploit this flaw by sending a series of malformed ICMP messages, leading to a traffic-handling outage. With a CVSS score of 7.8, this vulnerability is considered high severity due to its network-based attack vector, low attack complexity, and complete availability impact. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.1_\(0.208\)CPE matchmatch criteria | cpe:2.3:h:cisco:firewall_services_module:2.1_\(0.208\):*:*:*:*:*:*:* | ||
2.2CPE matchmatch criteria | cpe:2.3:h:cisco:firewall_services_module:2.2:*:*:*:*:*:*:* | ||
2.2\(1\)CPE matchmatch criteria | cpe:2.3:h:cisco:firewall_services_module:2.2\(1\):*:*:*:*:*:*:* | ||
2.3CPE matchmatch criteria | cpe:2.3:h:cisco:firewall_services_module:2.3:*:*:*:*:*:*:* | ||
2.3\(1\)CPE matchmatch criteria | cpe:2.3:h:cisco:firewall_services_module:2.3\(1\):*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
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.