PT-2021-22792 · Rapid7 · Rapid7 Insight Agent

Dawson Medin · Published 2021-12-14 · Updated 2021-12-21 · CVE-2021-4007

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Rapid7 Insight Agent versions 3.0.1 through 3.1.2.34

Description The issue is a local privilege escalation due to an uncontrolled DLL search path. When the software starts, the Python interpreter attempts to load python3.dll at a location that is normally writable by locally authenticated users. This allows a malicious local user to elevate to SYSTEM privileges.

Recommendations For versions 3.0.1 through 3.1.2.34, update to version 3.1.2.35 to resolve the issue.

Fix

Uncontrolled Search Path Element

Weakness Enumeration

CWE-427

Related Identifiers

CVE-2021-4007

Affected Products

Rapid7 Insight Agent

References · 5

• https://osv.dev/vulnerability/CVE-2021-4007 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-4007 · Security Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=2019-5629 · Note
• https://docs.rapid7.com/release-notes/insightagent/20211210 · Note
• https://t.me/cibsecurity/33934 · Telegram Post