CVE-2020-8332

CVSS V2 Medium 6.9 CVSS V3 Medium 6.4
Description
A potential vulnerability in the SMI callback function used in the legacy BIOS mode USB drivers in some legacy Lenovo and IBM System x servers may allow arbitrary code execution. Servers operating in UEFI mode are not affected.
Overview
  • CVE ID
  • CVE-2020-8332
  • Assigner
  • psirt@lenovo.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-10-14T22:15:13
  • Last Modified Date
  • 2020-10-29T19:53:40
Weakness Enumerations
CWE URL
CWE-367 http://cwe.mitre.org/data/definitions/367.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:lenovo:bladecenter_hs23_firmware:*:*:*:*:*:*:*:* 1 OR tke170b
cpe:2.3:h:lenovo:bladecenter_hs23:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:bladecenter_hs23e_firmware:*:*:*:*:*:*:*:* 1 OR ahe172b
cpe:2.3:h:lenovo:bladecenter_hs23e:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:compute_node-x440_firmware:*:*:*:*:*:*:*:* 1 OR cge128a
cpe:2.3:h:lenovo:compute_node-x440:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:flex_system_x220_firmware:*:*:*:*:*:*:*:* 1 OR kse170b
cpe:2.3:h:lenovo:flex_system_x220:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:flex_system_x240_firmware:*:*:*:*:*:*:*:* 1 OR b2e172b
cpe:2.3:h:lenovo:flex_system_x240:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:flex_system_x440_firmware:*:*:*:*:*:*:*:* 1 OR cne172b
cpe:2.3:h:lenovo:flex_system_x440:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:nextscale_nx360_m4_firmware:*:*:*:*:*:*:*:* 1 OR fhe132b
cpe:2.3:h:lenovo:nextscale_nx360_m4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:system_x3300_m4_firmware:*:*:*:*:*:*:*:* 1 OR yae166b
cpe:2.3:h:lenovo:system_x3300_m4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:system_x3500_m4_firmware:*:*:*:*:*:*:*:* 1 OR y5e170b
cpe:2.3:h:lenovo:system_x3500_m4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:system_x3530_m4_firmware:*:*:*:*:*:*:*:* 1 OR bee174b
cpe:2.3:h:lenovo:system_x3530_m4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:system_x3550_m4_firmware:*:*:*:*:*:*:*:* 1 OR d7e174b
cpe:2.3:h:lenovo:system_x3550_m4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:system_x3630_m4_firmware:*:*:*:*:*:*:*:* 1 OR bee174b
cpe:2.3:h:lenovo:system_x3630_m4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:system_x3650_m4_firmware:*:*:*:*:*:*:*:* 1 OR vve172b
cpe:2.3:h:lenovo:system_x3650_m4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:system_x3650_m4_bd_firmware:*:*:*:*:*:*:*:* 1 OR vve172b
cpe:2.3:h:lenovo:system_x3650_m4_bd:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:system_x3650_m4_hd_firmware:*:*:*:*:*:*:*:* 1 OR vve172b
cpe:2.3:h:lenovo:system_x3650_m4_hd:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:system_x3750_m4_firmware:*:*:*:*:*:*:*:* 1 OR a5e130a
cpe:2.3:h:lenovo:system_x3750_m4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:system_x3750_m4_firmware:*:*:*:*:*:*:*:* 1 OR koe170b
cpe:2.3:h:lenovo:system_x3750_m4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:idataplex_dx360_m4_firmware:*:*:*:*:*:*:*:* 1 OR tde168b
cpe:2.3:h:lenovo:idataplex_dx360_m4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:lenovo:idataplex_dx360_m4_water_cooled_firmware:*:*:*:*:*:*:*:* 1 OR tde168b
cpe:2.3:h:lenovo:idataplex_dx360_m4_water_cooled:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:M/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 6.9
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.4
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • HIGH
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 6.4
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 0.5
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://support.lenovo.com/us/en/product_security/LEN-38625 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-8332
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8332
History
Created Old Value New Value Data Type Notes
2022-05-10 16:21:39 Added to TrackCVE
2022-12-05 00:06:15 2020-10-14T22:15Z 2020-10-14T22:15:13 CVE Published Date updated
2022-12-05 00:06:15 2020-10-29T19:53:40 CVE Modified Date updated
2022-12-05 00:06:15 Analyzed Vulnerability Status updated