CVE-2006-6749

Buffer overflow in the parse_expression function in parse_config in OpenSER 1.1.0 allows attackers to have an unknown impact via a long str parameter.

Published: 2006-12-27 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2006-6749 is rated Moderate Risk (62.5/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 0.88%). 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-2006-6749

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 2025-03-30 1.24% 0.88% -0.36%
2 2025-03-29 0.88% 1.24% +0.36%
3 2025-03-17 — 0.88% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2006-6749

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.6 10.0 [email protected]

Weakness enumeration for CVE-2006-6749

OS Trackers for CVE-2006-6749

vendor priority summary link
alpine — CVE-2006-6749: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. https://security.alpinelinux.org/vuln/CVE-2006-6749

Affected software / configurations for CVE-2006-6749

Vendor Product Version Raw CPE
openser openser 1.1 cpe:2.3:a:openser:openser:1.1:*:*:*:*:*:*:*

References for CVE-2006-6749

cvelogic Threat Intelligence