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CVE-2021-3187

HIGHCVSS 8.8/10EPSS 0.64%

Last modified

CVE-2021-3187 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. An issue was discovered in BeyondTrust Privilege Management for Mac before 5.7. An authenticated, unprivileged user can elevate privileges by running a malicious script (that executes as root from a temporary directory) during install time. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

An issue was discovered in BeyondTrust Privilege Management for Mac before 5.7. An authenticated, unprivileged user can elevate privileges by running a malicious script (that executes as root from a temporary directory) during install time. (This applies to macOS before 10.15.5, or Security Update 2020-003 on Mojave and High Sierra, Later versions of macOS are not vulnerable.)

Metrics

CVSS 3.1
8.8/10

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

EPSS Probability
0.64%

46.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
BeyondtrustPrivilege Management For Mac< 5.7

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-3187?
An issue was discovered in BeyondTrust Privilege Management for Mac before 5.7. An authenticated, unprivileged user can elevate privileges by running a malicious script (that executes as root from a temporary directory) during install time. (This applies to macOS before 10.15.5, or Security Update 2020-003 on Mojave and High Sierra, Later versions of macOS are not vulnerable.)
How severe is CVE-2021-3187?
CVE-2021-3187 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.
How do I fix CVE-2021-3187?
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-2021-3187?

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

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Source: NVD / NIST