PT-2021-22672 · Bitdefender · Bitdefender Gravityzone

Nicolas Verdier · Published 2021-12-16 · Updated 2021-12-21 · CVE-2021-3960

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: Bitdefender GravityZone versions prior to 3.3.8.272

Description: The issue is related to an Improper Limitation of a Pathname to a Restricted Directory, also known as a 'Path Traversal' vulnerability, in the UpdateServer component of Bitdefender GravityZone. This allows an attacker to execute arbitrary code on vulnerable instances.

Recommendations: For versions prior to 3.3.8.272, update to version 3.3.8.272 or later to resolve the issue. As a temporary workaround, consider restricting access to the UpdateServer component until a patch is applied.

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2021-3960

Affected Products

Bitdefender Gravityzone

References · 5

• https://osv.dev/vulnerability/CVE-2021-3960 · Vendor Advisory
• https://bitdefender.com/support/security-advisories/privilege-escalation-via-the-gravityzone-productmanager-updateserver-kitsmanager-api-va-10146 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-3960 · Security Note
• https://t.me/cvenotify/24719 · Telegram Post
• https://t.me/cibsecurity/34143 · Telegram Post