Buffer overflow in Cisco Unified IP Phone 7940, 7940G, 7960, and 7960G running SCCP and SIP firmware might allow remote attackers to execute arbitrary code via a crafted DNS response.
Conclusion & alert: CVE-2008-0530 is rated High Risk (67.7/100): CVSS Critical severity, with high exploitation likelihood (EPSS 5.36%, 92th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize 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 | 9.71% | 5.36% | -4.35% |
| 2 | 2025-03-30 | 11.11% | 9.71% | -1.40% |
| 3 | 2025-03-29 | — | 11.11% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
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| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| cisco | skinny_client_control_protocol_\(sccp\)_firmware | — | cpe:2.3:a:cisco:skinny_client_control_protocol_\(sccp\)_firmware:*:*:*:*:*:*:*:* |
| cisco | session_initiation_protocol_\(sip\)_firmware | — | cpe:2.3:a:cisco:session_initiation_protocol_\(sip\)_firmware:*:*:*:*:*:*:*:* |