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Fencer Vulns
medium 4.3

CVE-2021-23884 json

Clear text exposure of password in McAfee CSR ePO extension

published 2021-04-15 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-10810

cvss
4.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 12%
public exploits
0
none known

Summary

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.

Patch / fix

  • McAfee,LLC McAfee Content Security Reporter (CSR) 2.8.0CWE-319: Cleartext Transmission of Sensitive Information

Exploit prediction

0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.3 CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
NVD 3.1 4.3 CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
NVD 2.0 2.7 AV:A/AC:L/Au:S/C:P/I:N/A:N

Affected products

  • McAfee,LLC McAfee Content Security Reporter (CSR)

Classification

Weakness
  • CWE-319 Cleartext Transmission of Sensitive Information

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.