The sccp-protocol component in Cisco IP Communicator (CIPC) 7.0 through 8.6 does not limit the rate of SCCP messages to Cisco Unified Communications Manager (CUCM), which allows remote attackers to cause a denial of service via vectors that trigger (1) on hook and (2) off hook messages, as demonstrated by a Plantronics headset, aka Bug ID CSCti40315.
Conclusion & alert: CVE-2012-0361 is rated Moderate Risk (43.3/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.22%). 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 | 0.47% | 1.22% | +0.74% |
| 2 | 2025-03-17 | 0.25% | 0.47% | +0.23% |
| 3 | 2023-03-23 | — | 0.25% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| cisco | ip_communicator | 7.0 | cpe:2.3:a:cisco:ip_communicator:7.0:*:*:*:*:*:*:* |
| cisco | ip_communicator | 7.0\(1\) | cpe:2.3:a:cisco:ip_communicator:7.0\(1\):*:*:*:*:*:*:* |
| cisco | ip_communicator | 7.0\(2\) | cpe:2.3:a:cisco:ip_communicator:7.0\(2\):*:*:*:*:*:*:* |
| cisco | ip_communicator | 7.0\(3\) | cpe:2.3:a:cisco:ip_communicator:7.0\(3\):*:*:*:*:*:*:* |
| cisco | ip_communicator | 7.0\(4\) | cpe:2.3:a:cisco:ip_communicator:7.0\(4\):*:*:*:*:*:*:* |
| cisco | ip_communicator | 7.0\(5\) | cpe:2.3:a:cisco:ip_communicator:7.0\(5\):*:*:*:*:*:*:* |
| cisco | ip_communicator | 7.0\(6\) | cpe:2.3:a:cisco:ip_communicator:7.0\(6\):*:*:*:*:*:*:* |
| cisco | ip_communicator | 8.6 | cpe:2.3:a:cisco:ip_communicator:8.6:*:*:*:*:*:*:* |