CVE-2018-8955
9.8
CRITICAL · CVSS 3.0 · EPSS 4.3% (pctl 91)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 4.26% — more likely to be exploited than 91% of all CVEs |
| Weakness | CWE-347 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2018-10-24 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| bitdefender | gravityzone |
References
- http://packetstormsecurity.com/files/149900/Bitdefender-GravityZone-Installer-Signature-Bypass-Code-Execution.html
- http://seclists.org/fulldisclosure/2018/Oct/44
- http://www.securitytracker.com/id/1041940
- https://labs.nettitude.com/blog/cve-2018-8955-bitdefender-gravityzone-arbitrary-code-execution/
- http://packetstormsecurity.com/files/149900/Bitdefender-GravityZone-Installer-Signature-Bypass-Code-Execution.html
- http://seclists.org/fulldisclosure/2018/Oct/44
- http://www.securitytracker.com/id/1041940
- https://labs.nettitude.com/blog/cve-2018-8955-bitdefender-gravityzone-arbitrary-code-execution/
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