How severe is CVE-2009-4658?

CVE-2009-4658 has a CVSS 2.0 base score of 4.0, rated medium severity.

Is CVE-2009-4658 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4658?

CVE-2009-4658 affects Omidrouhani Xerver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-4658?

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

When was CVE-2009-4658 published?

CVE-2009-4658 was published on 2010-03-03 and last updated on 2026-06-16.

CVE-2009-4658

CVE-2009-4658 is a medium-severity vulnerability in Omidrouhani Xerver with a CVSS 2.0 base score of 4.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 4.0)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Omidrouhani Xerver
Published: 2010-03-03
Last modified: 2026-06-16

Description

Xerver 4.32 allows remote authenticated users to cause a denial of service (daemon crash) via a non-numeric web port assignment in the management interface. NOTE: this can be leveraged by non-authenticated attackers using CVE-2009-4657.

Frequently asked questions

What is CVE-2009-4658?: Xerver 4.32 allows remote authenticated users to cause a denial of service (daemon crash) via a non-numeric web port assignment in the management interface. NOTE: this can be leveraged by non-authenticated attackers using CVE-2009-4657.
How severe is CVE-2009-4658?: CVE-2009-4658 has a CVSS 2.0 base score of 4.0, rated medium severity.
Is CVE-2009-4658 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4658?: CVE-2009-4658 affects Omidrouhani Xerver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-4658?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-4658 published?: CVE-2009-4658 was published on 2010-03-03 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:omidrouhani:xerver:4.32:*:*:*:*:*:*:*

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