CVE-2021-3786 describes a potential vulnerability in the System Management Interrupt (SMI) callback function within the Intel Converged Security and Management Engine (CSME) configuration of certain Lenovo Notebook and ThinkPad systems. This flaw could allow an authenticated local attacker to leak sensitive data from the System Management Random Access Memory (SMRAM) range. Rated with a CVSS score of 5.5 (Medium), it requires local access and low privileges, but could lead to high confidentiality impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2020-10-31CPE matchmatch criteria | cpe:2.3:o:lenovo:thinkpad_x380_yoga_firmware:*:*:*:*:*:*:*:* | ||
< 2021-10-29CPE matchmatch criteria | cpe:2.3:o:lenovo:thinkpad_x1_fold_gen_1_firmware:*:*:*:*:*:*:*:* | ||
< 2021-10-25CPE matchmatch criteria | cpe:2.3:o:lenovo:thinkpad_yoga_260_firmware:*:*:*:*:*:*:*:* | ||
< 2021-10-31CPE matchmatch criteria | cpe:2.3:o:lenovo:thinkpad_yoga_11e_3rd_gen_firmware:*:*:*:*:*:*:*:* | ||
< n19et66wCPE matchmatch criteria | cpe:2.3:o:lenovo:thinkpad_yoga_15_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
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No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.