CVE-2021-23884: Clear text exposure of password in McAfee CSR ePO extension

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-04-15 · updated 2026-06-17
Weakness: CWE-319

Description

Cleartext Transmission of Sensitive Information vulnerability in the ePO Extension of McAfee Content Security Reporter (CSR) prior to 2.8.0 allows an ePO administrator to view the unencrypted password of the McAfee Web Gateway (MWG) or the password of the McAfee Web Gateway Cloud Server (MWGCS) read only user used to retrieve log files for analysis in CSR.

Affected products

McAfee,LLC McAfee Content Security Reporter (CSR): before 2.8.0 — fixed in 2.8.0

How to fix

Upgrade to a fixed version: McAfee,LLC McAfee Content Security Reporter (CSR) 2.8.0. Check the vendor advisory for mitigations.

References

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