The RFC_SET_REG_SERVER_PROPERTY function in the SAP RFC Library 6.40 and 7.00 before 20070109 implements an option for exclusive access to an RFC server, which allows remote attackers to cause a denial of service (client lockout) via unspecified vectors. NOTE: This information is based upon a vague initial disclosure. Details will be updated after the grace period has ended.
Conclusion & alert: CVE-2007-1918 is rated Moderate Risk (50.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.55%). Core evidence: EPSS rose +1.15% over the last day, indicating growing attacker interest. 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 | 1.40% | 2.55% | +1.15% |
| 2 | 2026-05-04 | 1.35% | 1.40% | +0.05% |
| 3 | 2025-12-28 | — | 1.35% | — |
Full EPSS history (16 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 |
|---|---|---|---|
| sap | rfc_library | 6.4 | cpe:2.3:a:sap:rfc_library:6.4:*:*:*:*:*:*:* |
| sap | rfc_library | 7.0 | cpe:2.3:a:sap:rfc_library:7.0:*:*:*:*:*:*:* |