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CVE-2017-20148

In the ebuild package through logcheck-1.3.23.ebuild for Logcheck on Gentoo, it is possible to...

9.8 Critical

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.14%Up 0.3 points since Sep 21, 2022
90%50%10%1%

What each source reports

NVD Score used 9.8

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.

Record
CVE-2017-20148
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-732
Updated
2026-11-02
CVE List 9.8

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.

Record
CVE-2017-20148
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-732
Updated
2026-11-02
EUVDEUVD-2017-11154 9.8

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.

Record
EUVD-2017-11154
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-8qrg-f3r4-2pv6 9.8

In the ebuild package through logcheck-1.3.23.ebuild for Logcheck on Gentoo, it is possible to...

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.

Record
GHSA-8qrg-f3r4-2pv6
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-732
Updated
2026-11-02
OSVUBUNTU-CVE-2017-20148 9.8

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.

Record
UBUNTU-CVE-2017-20148
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
logcheck
Ubuntu:16.04:LTS
All versions, plus listed versions
1.3.171.3.17ubuntu0.1
None known
logcheck
Ubuntu:18.04:LTS
All versions, plus listed versions
1.3.18
None known
logcheck
Ubuntu:20.04:LTS
All versions, plus listed versions
1.3.20
None known
logcheck
Ubuntu:22.04:LTS
All versions, plus listed versions
1.3.23
None known
logcheck
Ubuntu:24.04:LTS
All versions, plus listed versions
1.4.3
None known
logcheck
Ubuntu:25.10
All versions, plus listed versions
1.4.3ubuntu11.4.5
None known
logcheck
Ubuntu:26.10
All versions, plus listed versions
1.4.7build1
None known
logcheck
Ubuntu:26.04:LTS
All versions, plus listed versions
1.4.51.4.71.4.7build1
None known

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-20148 is a critical vulnerability (CVSS 9.8) in Debian Logcheck, published September 20, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.14%, the 66th percentile. No source names a fixed version.

References

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