CVE-2021-3849

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-3849
An authentication bypass vulnerability was discovered in the web interface of the Lenovo Fan Power Controller2 (FPC2) and Lenovo System Management Module (SMM) firmware that could allow an unauthenticated attacker to execute commands on the SMM and FPC2. SMM2 is not affected.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://support.lenovo.com/us/en/product_security/LEN-72615 Vendor Advisory
https://support.lenovo.com/us/en/product_security/LEN-72615 Vendor Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:lenovo:nextscale_n1200_enclosure_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:nextscale_n1200_enclosure:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:lenovo:thinkagile_hx_enclosure_certified_node_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:thinkagile_hx_enclosure_certified_node:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:lenovo:thinkagile_vx_enclosure_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:thinkagile_vx_enclosure:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:o:lenovo:thinksystem_d2_enclosure_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:thinksystem_d2_enclosure:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:ibm:nextscale_fan_power_controller_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:ibm:nextscale_fan_power_controller:-:*:*:*:*:*:*:*
History

No history.

Information

Published : 2022-04-22 21:15

Updated : 2024-11-21 06:22

NVD link : CVE-2021-3849

Mitre link : CVE-2021-3849

CVE.ORG link : CVE-2021-3849

JSON object : View

Products Affected

lenovo

  • nextscale_n1200_enclosure
  • thinkagile_vx_enclosure_firmware
  • nextscale_n1200_enclosure_firmware
  • thinksystem_d2_enclosure_firmware
  • thinkagile_hx_enclosure_certified_node
  • thinkagile_vx_enclosure
  • thinksystem_d2_enclosure
  • thinkagile_hx_enclosure_certified_node_firmware

ibm

  • nextscale_fan_power_controller_firmware
  • nextscale_fan_power_controller
CWE
CWE-288

Authentication Bypass Using an Alternate Path or Channel

NVD-CWE-noinfo