CVE-2021-23881

MEDIUMCVSS 4.8/10EPSS 0.64%

Last modified

CVE-2021-23881 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. A stored cross site scripting vulnerability in ePO extension of McAfee Endpoint Security (ENS) prior to 10.7.0 February 2021 Update allows an ENS ePO administrator to add a script to a policy event which will trigger the script to be run through a browser block page when a local non-administrator user triggers the policy.. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

A stored cross site scripting vulnerability in ePO extension of McAfee Endpoint Security (ENS) prior to 10.7.0 February 2021 Update allows an ENS ePO administrator to add a script to a policy event which will trigger the script to be run through a browser block page when a local non-administrator user triggers the policy.

Metrics

CVSS 3.1
4.8/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

EPSS Probability
0.64%

45.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
McafeeEndpoint Security< 10.7.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-23881?
A stored cross site scripting vulnerability in ePO extension of McAfee Endpoint Security (ENS) prior to 10.7.0 February 2021 Update allows an ENS ePO administrator to add a script to a policy event which will trigger the script to be run through a browser block page when a local non-administrator user triggers the policy.
How severe is CVE-2021-23881?
CVE-2021-23881 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.
How do I fix CVE-2021-23881?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-23881?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST