Improper Authentication Affecting polkit package, versions <0:0.112-22.el7
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL7-POLKIT-4896396
- published26 Jul 2021
- disclosed3 Dec 2018
Introduced: 3 Dec 2018
CVE-2018-19788 (opens in a new tab)How to fix?
Upgrade RHEL:7 polkit to version 0:0.112-22.el7 or higher.
This issue was patched in RHSA-2019:2046.
NVD Description
Note: Versions mentioned in the description apply only to the upstream polkit package and not the polkit package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
A flaw was found in PolicyKit (aka polkit) 0.115 that allows a user with a uid greater than INT_MAX to successfully execute any systemctl command.
References
- https://access.redhat.com/security/cve/CVE-2018-19788
- https://www.debian.org/security/2018/dsa-4350
- https://security.gentoo.org/glsa/201908-14
- https://bugs.debian.org/915332
- https://gitlab.freedesktop.org/polkit/polkit/issues/74
- https://lists.debian.org/debian-lts-announce/2019/01/msg00021.html
- https://access.redhat.com/errata/RHSA-2019:2046
- https://usn.ubuntu.com/3861-1/
- https://usn.ubuntu.com/3861-2/
- https://security.netapp.com/advisory/ntap-20240816-0001/
- https://github.com/Ekultek/PoC