How severe is CVE-2004-2251?

CVE-2004-2251 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2004-2251 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-2251?

CVE-2004-2251 primarily affects Astaro Security Linux. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2004-2251?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2004-2251 published?

CVE-2004-2251 was published on 2004-12-31 and last updated on 2026-06-16.

CVE-2004-2251

CVE-2004-2251 is a medium-severity vulnerability in Astaro Security Linux with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Astaro Security Linux
Published: 2004-12-31
Last modified: 2026-06-16

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2004-2251?: CVE-2004-2251 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-2251 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-2251?: CVE-2004-2251 primarily affects Astaro Security Linux. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-2251?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-2251 published?: CVE-2004-2251 was published on 2004-12-31 and last updated on 2026-06-16.

References

Affected products (7)

cpe:2.3:o:astaro:security_linux:4.017:*:*:*:*:*:*:*
cpe:2.3:o:astaro:security_linux:4.018:*:*:*:*:*:*:*
cpe:2.3:o:astaro:security_linux:4.019:*:*:*:*:*:*:*
cpe:2.3:o:astaro:security_linux:4.020:*:*:*:*:*:*:*
cpe:2.3:o:astaro:security_linux:4.021:*:*:*:*:*:*:*
cpe:2.3:o:astaro:security_linux:4.022:*:*:*:*:*:*:*
cpe:2.3:o:astaro:security_linux:4.023:*:*:*:*:*:*:*

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