CVE-2004-2251

The PPTP server in Astaro Security Linux before 4.024 provides information about its version, which makes it easier for remote attackers to construct specialized attacks.

Published: 2004-12-31 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2004-2251 is rated Moderate Risk (42.4/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.52%). 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-2004-2251

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 0.58% 0.52% -0.06%
2 2025-03-29 0.52% 0.58% +0.06%
3 2025-03-19 — 0.52% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2004-2251

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N 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:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2004-2251

Affected software / configurations for CVE-2004-2251

Vendor Product Version Raw CPE
astaro security_linux 4.017 cpe:2.3:o:astaro:security_linux:4.017:*:*:*:*:*:*:*
astaro security_linux 4.018 cpe:2.3:o:astaro:security_linux:4.018:*:*:*:*:*:*:*
astaro security_linux 4.019 cpe:2.3:o:astaro:security_linux:4.019:*:*:*:*:*:*:*
astaro security_linux 4.020 cpe:2.3:o:astaro:security_linux:4.020:*:*:*:*:*:*:*
astaro security_linux 4.021 cpe:2.3:o:astaro:security_linux:4.021:*:*:*:*:*:*:*
astaro security_linux 4.022 cpe:2.3:o:astaro:security_linux:4.022:*:*:*:*:*:*:*
astaro security_linux 4.023 cpe:2.3:o:astaro:security_linux:4.023:*:*:*:*:*:*:*

References for CVE-2004-2251

cvelogic Threat Intelligence