CVE-2017-9457
medium
CVSS v3
6.7
CVSS v2
7.2
VIR risk
6.7
Description
Intense PC Phoenix SecureCore UEFI firmware does not perform capsule signature validation before upgrading the system firmware. The absence of signature validation allows an attacker with administrator privileges to flash a modified UEFI BIOS.
Predictions
Exploit likelihood
66%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.
References
- http://packetstormsecurity.com/files/143481/Compulab-Intense-PC-MintBox-2-Signature-Verification.html
- http://seclists.org/fulldisclosure/2017/Jul/56
- https://watchmysys.com/blog/2017/07/cve-2017-9457-compulab-intense-pc-lacks-firmware-validation/
- http://packetstormsecurity.com/files/143481/Compulab-Intense-PC-MintBox-2-Signature-Verification.html
- http://seclists.org/fulldisclosure/2017/Jul/56
- https://watchmysys.com/blog/2017/07/cve-2017-9457-compulab-intense-pc-lacks-firmware-validation/
CWEs
CWE-20
Verify integrity in audit chain (admin only). AS-IS.