How severe is CVE-2008-4394?

CVE-2008-4394 has a CVSS 2.0 base score of 6.9, rated medium severity.

Is CVE-2008-4394 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-4394?

CVE-2008-4394 primarily affects Gentoo Portage. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-4394?

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

When was CVE-2008-4394 published?

CVE-2008-4394 was published on 2008-10-10 and last updated on 2026-06-16.

CVE-2008-4394

CVE-2008-4394 is a medium-severity vulnerability in Gentoo Portage with a CVSS 2.0 base score of 6.9. 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 6.9)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Gentoo Portage
Published: 2008-10-10
Last modified: 2026-06-16

Description

Multiple untrusted search path vulnerabilities in Portage before 2.1.4.5 include the current working directory in the Python search path, which allows local users to execute arbitrary code via a modified Python module that is loaded by the (1) ys-apps/portage, (2) net-mail/fetchmail, (3) app-editors/leo ebuilds, and other ebuilds.

Frequently asked questions

What is CVE-2008-4394?: Multiple untrusted search path vulnerabilities in Portage before 2.1.4.5 include the current working directory in the Python search path, which allows local users to execute arbitrary code via a modified Python module that is loaded by the (1) ys-apps/portage, (2) net-mail/fetchmail, (3) app-editors/leo ebuilds, and other ebuilds.
How severe is CVE-2008-4394?: CVE-2008-4394 has a CVSS 2.0 base score of 6.9, rated medium severity.
Is CVE-2008-4394 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-4394?: CVE-2008-4394 primarily affects Gentoo Portage. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-4394?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-4394 published?: CVE-2008-4394 was published on 2008-10-10 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:a:gentoo:portage:*:*:*:*:*:*:*:*
cpe:2.3:a:gentoo:portage:2.0.51.22:r3:*:*:*:*:*:*
cpe:2.3:a:gentoo:portage:2.1.1:r2:*:*:*:*:*:*
cpe:2.3:a:gentoo:portage:2.1.3.10:*:*:*:*:*:*:*
cpe:2.3:a:gentoo:portage:2.1.3.11:*:*:*:*:*:*:*

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