CVE-2006-6875

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.

Published: 2006-12-31 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]

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.

Exploit prediction scoring system (EPSS) score for CVE-2006-6875

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)

Common vulnerability scoring system (CVSS) metrics for CVE-2006-6875

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
10.0 6.4 [email protected]

Weakness enumeration for CVE-2006-6875

OS Trackers for CVE-2006-6875

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

Affected software / configurations for 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:*:*:*:*:*:*:*:*

References for CVE-2006-6875

cvelogic Threat Intelligence