CVE-2018-6622 is a vulnerability affecting BIOS firmware implementations of the TCG TPM 2.0 specification, where improper handling of S3 sleep can clear the TPM 2.0. This allows local users to overwrite static PCRs, neutralizing security features like seal/unseal and remote attestation. With a CVSS score of 7.1 (High), it has a local attack vector, low attack complexity, and high impact on integrity and availability. There is no known active exploitation, public exploit code, or Metasploit/Nuclei modules, though it has received limited community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.0CPE matchmatch criteria | cpe:2.3:a:trustedcomputinggroup:trusted_platform_module:2.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.