Multiple stack-based buffer overflows in the SignKorea SKCrypAX ActiveX control module 5.4.1.2 allow remote attackers to execute arbitrary code via a long string in unspecified arguments to the (1) DownloadCert, (2) DecryptFileByKey, and (3) EncryptFileByKey functions, a different module and vectors than CVE-2007-1722. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
Conclusion & alert: CVE-2007-1955 is rated High Risk (71.7/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 5.66%). 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 | 2025-11-28 | 5.45% | 5.66% | +0.21% |
| 2 | 2025-03-30 | 7.41% | 5.45% | -1.96% |
| 3 | 2025-03-29 | — | 7.41% | — |
Full EPSS history (14 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] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| signkorea | skcommax_activex_control | 5.4.1.2 | cpe:2.3:a:signkorea:skcommax_activex_control:5.4.1.2:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://osvdb.org/34322 | |
| http://secunia.com/advisories/24820 | Vendor Advisory |
| http://www.securityfocus.com/bid/23374 |