Improper Check for Unusual or Exceptional Conditions Affecting openshift-clients-redistributable package, versions <0:4.7.0-202106252127.p0.git.8b4b094.el8
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Test your applications- Snyk ID SNYK-RHEL8-OPENSHIFTCLIENTSREDISTRIBUTABLE-4397179
- published 26 Jul 2021
- disclosed 3 Jun 2021
Introduced: 3 Jun 2021
CVE-2021-3560 Open this link in a new tabHow to fix?
Upgrade RHEL:8 openshift-clients-redistributable to version 0:4.7.0-202106252127.p0.git.8b4b094.el8 or higher.
This issue was patched in RHSA-2021:2555.
NVD Description
Note: Versions mentioned in the description apply only to the upstream openshift-clients-redistributable package and not the openshift-clients-redistributable package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
It was found that polkit could be tricked into bypassing the credential checks for D-Bus requests, elevating the privileges of the requestor to the root user. This flaw could be used by an unprivileged local attacker to, for example, create a new local administrator. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
References
- https://access.redhat.com/security/cve/CVE-2021-3560
- https://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/
- https://bugzilla.redhat.com/show_bug.cgi?id=1961710
- http://packetstormsecurity.com/files/172836/polkit-Authentication-Bypass.html
- http://packetstormsecurity.com/files/172846/Facebook-Fizz-Denial-Of-Service.html
- https://www.exploit-db.com/exploits/50011
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog