Home/CVE/Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in the UpdateServer compone
CVE

CVE-2021-3823

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in the UpdateServer compone

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in the UpdateServer component of Bitdefender GravityZone allows an attacker to execute arbitrary code on vulnerable instances. This issue affects: Bitdefender GravityZone versions prior to 3.3.8.249.

HIGH · CVSS 7.1 EPSS 0.00403
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
▤

Affected Products & Versions

1
bitdefender gravityzone< 3.3.8.249
▣

Scoring & Timeline

7.1
HIGH · CVSS v3.1 · cve-requests@bitdefender.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD28 Oct 2021 · 02:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.bitdefender.com/support/security-advisories/path-traversal-vulnerability-in-bitdefender-gravitzone-update-server-in-relay-mode-va-10039/Vendor Advisory
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