The Cisco Firewall Services Module (FWSM) 4.0 before 4.0(8), as used in for the Cisco Catalyst 6500 switches, Cisco 7600 routers, and ASA 5500 Adaptive Security Appliances, allows remote attackers to cause a denial of service (crash) via a malformed Skinny Client Control Protocol (SCCP) message.
Conclusion & alert: CVE-2010-0151 is rated Moderate Risk (59/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.98%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 1.42% | 1.98% | +0.56% |
| 2 | 2025-05-15 | 1.80% | 1.42% | -0.39% |
| 3 | 2025-03-30 | — | 1.80% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 2.0 | HIGH |
|
10.0 | 6.9 | [email protected] |
: Per: http://www.cisco.com/en/US/products/products_security_advisory09186a0080b1910e.shtml "All non-fixed 4.x versions of Cisco FWSM Software are affected by this vulnerability if SCCP inspection is enabled. SCCP inspection is enabled by default."
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| cisco | firewall_services_module | 4.0 | cpe:2.3:h:cisco:firewall_services_module:4.0:*:*:*:*:*:*:* |
| cisco | firewall_services_module | 4.0\(4\) | cpe:2.3:h:cisco:firewall_services_module:4.0\(4\):*:*:*:*:*:*:* |
| cisco | firewall_services_module | 4.0\(6\) | cpe:2.3:h:cisco:firewall_services_module:4.0\(6\):*:*:*:*:*:*:* |