CVE-2019-20384
CVE-2019-20384 is a medium-severity vulnerability in Gentoo Portage with a CVSS 3.x base score of 5.5. 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-362.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 2.1
- EPSS exploit prediction: 0% (19th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-362
- Affected product: Gentoo Portage
- Published:
- Last modified:
Description
Gentoo Portage through 2.3.84 allows local users to place a Trojan horse plugin in the /usr/lib64/nagios/plugins directory by leveraging access to the nagios user account, because this directory is writable in between a call to emake and a call to fowners.
Frequently asked questions
- What is CVE-2019-20384?
- Gentoo Portage through 2.3.84 allows local users to place a Trojan horse plugin in the /usr/lib64/nagios/plugins directory by leveraging access to the nagios user account, because this directory is writable in between a call to emake and a call to fowners.
- How severe is CVE-2019-20384?
- CVE-2019-20384 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
- Is CVE-2019-20384 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-20384?
- CVE-2019-20384 affects Gentoo Portage. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-20384?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2019-20384 published?
- CVE-2019-20384 was published on 2020-01-21 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:gentoo:portage:*:*:*:*:*:*:*:*
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