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CVE-2009-0638
The Cisco Firewall Services Module (FWSM) 2.x, 3.1 before 3.1(16), 3.2 before 3.2(13), and 4.0 before 4.0(6) for Cisco Catalyst 6500…
High7.8EPSS 2.9%
- Published
- Updated
- Reserved
- Assigned by
- cisco
Description
The Cisco Firewall Services Module (FWSM) 2.x, 3.1 before 3.1(16), 3.2 before 3.2(13), and 4.0 before 4.0(6) for Cisco Catalyst 6500 switches and Cisco 7600 routers allows remote attackers to cause a denial of service (traffic-handling outage) via a series of malformed ICMP messages.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 2.9% · top 13% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (6)
- 20090819 Firewall Services Module Crafted ICMP Message Vulnerability (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- 36085 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- cisco-fwsm-icmp-dos(52591) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 1022747 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 36373 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2009-2329 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2009-0638)Record last updated .