CVE-2017-20148

CVE-2017-20148 is a critical-severity vulnerability in Debian Logcheck with a CVSS 3.x base score of 9.8. 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-732.

Key facts

Description

In the ebuild package through logcheck-1.3.23.ebuild for Logcheck on Gentoo, it is possible to achieve root privilege escalation from the logcheck user because of insecure recursive chown calls.

Frequently asked questions

What is CVE-2017-20148?
In the ebuild package through logcheck-1.3.23.ebuild for Logcheck on Gentoo, it is possible to achieve root privilege escalation from the logcheck user because of insecure recursive chown calls.
How severe is CVE-2017-20148?
CVE-2017-20148 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-20148 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-20148?
CVE-2017-20148 affects Debian Logcheck. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-20148?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-20148 published?
CVE-2017-20148 was published on 2022-09-20 and last updated on 2026-06-17.

References

Affected products (1)

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