CVE-2022-48183 — A vulnerability was reported in ThinkPad T14s Gen 3 and X13 Gen3 that could caus

A vulnerability was reported in ThinkPad T14s Gen 3 and X13 Gen3 that could cause the BIOS tamper detection mechanism to not trigger under specific circumstances which could allow unauthorized access.

01What is this vulnerability?

A vulnerability was reported in ThinkPad T14s Gen 3 and X13 Gen3 that could cause the BIOS tamper detection mechanism to not trigger under specific circumstances which could allow unauthorized access.

02Affected products

Vendor	Product	Versions
Lenovo	ThinkPad T14s X13 Gen3 BIOS	Windows —
Lenovo	ThinkPad X13 Gen3 BIOS	Windows —
Lenovo	ThinkPad T14s Gen 3 BIOS	Linux —
Lenovo	ThinkPad X13 Gen3 BIOS	Linux —

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-10-09T20:56:44.367Z
• Last modified: 2024-09-19T13:17:42.466Z

09References

• support.lenovo.com — https://support.lenovo.com/us/en/product_security/LEN-106014