High [CVE-2021-4034] Local Privilege Escalation Vulnerability in Polkit's pkexec Utility
This high-severity Commvault advisory covers CVE-2021-4034.
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Summary
Local Privilege Escalation Vulnerability in Polkit's pkexec Utility
CISA Known Exploited Vulnerability
- Listed:
- Jun 27, 2022 · federal remediation due Jul 18, 2022
- Required action:
- Apply updates per vendor instructions.
- Ransomware use:
- Known
KEV is a prioritization signal from CISA — remediation detail still comes from the vendor advisory.
- The vulnerability may affect the Commvault Hyperscale products.
Official advisory · high-confidence parse· fetched 9 days ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 9 days ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · high-confidence parse· fetched 9 days ago·verify at source
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