CVE-2021-3897 is a critical authentication bypass vulnerability affecting the Lenovo Fan Power Controller2 (FPC2) and Lenovo System Management Module (SMM) firmware. An unauthenticated attacker can exploit this flaw to execute arbitrary commands on the affected devices. With a CVSS score of 9.8, this vulnerability presents a high risk due to its network-based attack vector, low attack complexity, and complete compromise of confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< fhet50b-2.90CPE matchmatch criteria | cpe:2.3:o:lenovo:nextscale_n1200_enclosure_firmware:*:*:*:*:*:*:*:* | ||
< tesm28b-1.21CPE matchmatch criteria | cpe:2.3:o:lenovo:thinkagile_hx_enclosure_certified_node_firmware:*:*:*:*:*:*:*:* | ||
< tesm28b-1.21CPE matchmatch criteria | cpe:2.3:o:lenovo:thinkagile_vx_enclosure_firmware:*:*:*:*:*:*:*:* | ||
< tesm28b-1.21CPE matchmatch criteria | cpe:2.3:o:lenovo:thinksystem_d2_enclosure_firmware:*:*:*:*:*:*:*:* | ||
< 44a-3.70CPE matchmatch criteria | cpe:2.3:o:ibm:nextscale_fan_power_controller_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
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.