VDB-247411 · CVE-2021-3187 · GCVE-0-2021-3187

BeyondTrust Privilege Management up to 5.6 on macOS Local Privilege Escalation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.1	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in BeyondTrust Privilege Management up to 5.6 on macOS and classified as critical. Affected is an unknown function. This manipulation causes an unknown weakness. This vulnerability is handled as CVE-2021-3187. It is possible to launch the attack on the local host. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in BeyondTrust Privilege Management up to 5.6 on macOS. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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.)

The weakness was released 12/12/2023. It is possible to read the advisory at beyondtrust.com. This vulnerability is known as CVE-2021-3187 since 01/21/2021. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 5.7 eliminates this vulnerability. The upgrade is hosted for download at beyondtrust.com.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

BeyondTrust

Name

Privilege Management

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.1

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Local Privilege Escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Privilege Management 5.7

Timelineinfo

01/21/2021 🔍
12/12/2023 +1055 days 🔍
12/12/2023 +0 days 🔍
05/28/2025 +533 days 🔍

Sourcesinfo

Advisory: beyondtrust.com
Status: Confirmed

CVE: CVE-2021-3187 (🔍)
GCVE (CVE): GCVE-0-2021-3187
GCVE (VulDB): GCVE-100-247411

Entryinfo

Created: 12/12/2023 07:44
Updated: 05/28/2025 04:18
Changes: 12/12/2023 07:44 (39), 01/01/2024 14:39 (11), 05/28/2025 04:18 (15)
Complete: 🔍
Cache ID: 216::103