CRLF injection vulnerability in BSMTP.DLL in B21Soft BASP21 2003.0211, and BASP21 Pro 1.0.702.27 and earlier, allows remote attackers to inject arbitrary headers into e-mail messages via CRLF sequences in Subject lines.
Conclusion & alert: CVE-2007-1713 is rated Moderate Risk (49.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.55%). 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 | 2025-06-11 | 0.52% | 0.55% | +0.04% |
| 2 | 2025-03-30 | 0.58% | 0.52% | -0.07% |
| 3 | 2025-03-29 | — | 0.58% | — |
Full EPSS history (15 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.4 | 2.0 | MEDIUM |
|
10.0 | 4.9 | [email protected] |