How severe is CVE-2009-4374?

CVE-2009-4374 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2009-4374 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4374?

CVE-2009-4374 affects Alienvault Open Source Security Information Management. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-4374?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2009-4374 published?

CVE-2009-4374 was published on 2009-12-21 and last updated on 2026-06-16.

CVE-2009-4374

CVE-2009-4374 is a high-severity vulnerability in Alienvault Open Source Security Information Management with a CVSS 2.0 base score of 7.5. 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-22.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Alienvault Open Source Security Information Management
Published: 2009-12-21
Last modified: 2026-06-16

Description

Directory traversal vulnerability in repository/repository_attachment.php in AlienVault Open Source Security Information Management (OSSIM) 2.1.5, and possibly other versions before 2.1.5-4, allows remote attackers to upload files into arbitrary directories via a .. (dot dot) in the id_document parameter.

Frequently asked questions

What is CVE-2009-4374?: Directory traversal vulnerability in repository/repository_attachment.php in AlienVault Open Source Security Information Management (OSSIM) 2.1.5, and possibly other versions before 2.1.5-4, allows remote attackers to upload files into arbitrary directories via a .. (dot dot) in the id_document parameter.
How severe is CVE-2009-4374?: CVE-2009-4374 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2009-4374 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4374?: CVE-2009-4374 affects Alienvault Open Source Security Information Management. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-4374?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2009-4374 published?: CVE-2009-4374 was published on 2009-12-21 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:alienvault:open_source_security_information_management:*:*:*:*:*:*:*:*

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