PT-2018-18738 · Bitdefender · Bitdefender Gravityzone

Kyriakos Economou · Published 2018-10-24 · Updated 2019-01-25 · CVE-2018-8955

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions BitDefender GravityZone (affected versions not specified)

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

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Verification of Cryptographic Signature

Weakness Enumeration

CWE-347

Related Identifiers

CVE-2018-8955

Affected Products

Bitdefender Gravityzone

References · 5

• 🔥 https://labs.nettitude.com/blog/cve-2018-8955-bitdefender-gravityzone-arbitrary-code-execution · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2018-8955 · Security Note
• http://securitytracker.com/id/1041940 · Note
• http://seclists.org/fulldisclosure/2018/Oct/44 · Note
• http://packetstormsecurity.com/files/149900/Bitdefender-GravityZone-Installer-Signature-Bypass-Code-Execution.html · Note