Home/CVE/The installer for BitDefender GravityZone relies on an encoded string in a filename to determine the URL for installatio
CVE

CVE-2018-8955

The installer for BitDefender GravityZone relies on an encoded string in a filename to determine the URL for installatio

The installer for BitDefender GravityZone relies on an encoded string in a filename to determine the URL for installation metadata, which allows remote attackers to execute arbitrary code by changing the filename while leaving the file's digital signature unchanged.

CRITICAL · CVSS 9.8 EPSS 0.04698
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  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-347Improper Verification of Cryptographic Signature
▤

Affected Products & Versions

1
bitdefender gravityzoneall versions
⚠

Public Exploits & PoCs

2
pocpacketstormsecurity.com · Bitdefender-GravityZone-Installer-Signature-Bypass-Code-E...packetstormsecurity.com
poclabs.nettitude.com · cve-2018-8955-bitdefender-gravityzone-arbitrary-code-exec...labs.nettitude.com
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.0 · cve@mitre.org
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 NVD24 Oct 2018 · 10:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2018/Oct/44Mailing ListThird Party Advisory
http://www.securitytracker.com/id/1041940Third Party AdvisoryVDB Entry
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