Buffer overflow in the validateospheader function in the Open Settlement Protocol (OSP) module in OpenSER 1.1.0 and earlier allows remote attackers to execute arbitrary code via a crafted OSP header.
Conclusion & alert: CVE-2006-6875 is rated Moderate Risk (60.8/100): CVSS High severity, with medium exploitation likelihood (EPSS 3.42%). 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 | 2025-08-24 | 3.09% | 3.42% | +0.33% |
| 2 | 2025-03-30 | 3.68% | 3.09% | -0.58% |
| 3 | 2025-03-29 | — | 3.68% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
— | CVE-2006-6875: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. | https://security.alpinelinux.org/vuln/CVE-2006-6875 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| openser | openser | <= 1.1.0 | cpe:2.3:a:openser:openser:*:*:*:*:*:*:*:* |
| openser | openser_osp_module | <= 1.1 | cpe:2.3:a:openser:openser_osp_module:*:*:*:*:*:*:*:* |