Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') The advisory has been revoked - it doesn't affect any version of package polkit-libs (opens in a new tab)
Threat Intelligence
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-RHEL9-POLKITLIBS-5498543
- published6 May 2023
- disclosed5 Apr 2023
Introduced: 5 Apr 2023
CVE-2023-0842 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:9.
NVD Description
Note: Versions mentioned in the description apply only to the upstream polkit-libs package and not the polkit-libs package as distributed by RHEL.
xml2js version 0.4.23 allows an external attacker to edit or add new properties to an object. This is possible because the application does not properly validate incoming JSON keys, thus allowing the proto property to be edited.