CVE-2021-31833

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-01-04 · updated 2026-06-17
Weakness: CWE-269

Description

Potential product security bypass vulnerability in McAfee Application and Change Control (MACC) prior to version 8.3.4 allows a locally logged in attacker to circumvent the application solidification protection provided by MACC, permitting them to run applications that would usually be prevented by MACC. This would require the attacker to rename the specified binary to match name of any configured updater and perform a specific set of steps, resulting in the renamed binary to be to run.

Affected products

McAfee Application Control and Change Control (MACC): before 8.3.4 — fixed in 8.3.4

How to fix

Upgrade to a fixed version: McAfee Application Control and Change Control (MACC) 8.3.4. Check the vendor advisory for mitigations.

References

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