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CVE-2021-23885: mcafee web_gateway Improper Privilege Management

CVSS: 9.0v3.1CriticalModified
Published 17-02-2021Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2021-23885 is a critical (CVSS 9.0) Improper Privilege Management vulnerability in mcafee web_gateway. EPSS estimates a 1.09% chance of exploitation in the next 30 days, higher than 64.7% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.0/10
010
Critical · v3.1 (CVE.org)
EPSS score
1.09%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 17-02-2021
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

Privilege escalation vulnerability in McAfee Web Gateway (MWG) prior to 9.2.8 allows an authenticated user to gain elevated privileges through the User Interface and execute commands on the appliance via incorrect improper neutralization of user input in the troubleshooting page.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

1.09%

Chance of exploitation in the next 30 days

Percentile

65%

Versus all other CVEs

30-day change

0.00 pp

From 1.09% on 18-09-2026

18-09-202618-10-2026
EPSS score
1.09%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Mcafee1 product
  • web_gateway< 8.2.17 | ≥ 9.2, < 9.2.8 | ≥ 10.0, < 10.0.4
Mcafee,llc1 product

2 vendors · 2 products

References

1 links