CVE-2021-26347

CVSS V2 Medium 4.7 CVSS V3 Medium 4.7
Description
Failure to validate the integer operand in ASP (AMD Secure Processor) bootloader may allow an attacker to introduce an integer overflow in the L2 directory table in SPI flash resulting in a potential denial of service.
Overview
  • CVE ID
  • CVE-2021-26347
  • Assigner
  • psirt@amd.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2022-05-11T17:15:08
  • Last Modified Date
  • 2023-01-11T08:15:10
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:amd:epyc_7763_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7763:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7713p_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7713p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7713_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7713:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7663_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7663:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7643_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7643:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_75f3_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_75f3:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7543p_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7543p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7543_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7543:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7513_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7513:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7453_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7453:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_74f3_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_74f3:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7443p_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7443p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7443_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7443:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7413_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7413:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_73f3_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_73f3:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7343_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7343:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7313p_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7313p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7313_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7313:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_72f3_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_72f3:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7773x_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7773x:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7473x_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7473x:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7573x_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7573x:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7373x_firmware:*:*:*:*:*:*:*:* 1 OR milanpi-sp3_1.0.0.7
cpe:2.3:h:amd:epyc_7373x:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7002_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7002:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7232p_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7232p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7252_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7252:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7262_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7262:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7272_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7272:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7282_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7282:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7302_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7302:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7302p_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7302p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7352_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7352:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7402_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7402:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7402p_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7402p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7452_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7452:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7502_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7502:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7502p_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7502p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7532_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7532:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7542_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7542:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7552_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7552:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7642_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7642:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7662_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7662:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7702_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7702:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7702p_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7702p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7742_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7742:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7f32_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7f32:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7h12_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7h12:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7f72_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7f72:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:epyc_7f52_firmware:*:*:*:*:*:*:*:* 1 OR romepi-sp3_1.0.0.d
cpe:2.3:h:amd:epyc_7f52:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:M/Au:N/C:N/I:N/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 4.7
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.4
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 4.7
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1028
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-26347
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26347
History
Created Old Value New Value Data Type Notes
2022-05-11 18:00:30 Added to TrackCVE
2023-01-12 05:14:11 2023-01-11T08:15:10 CVE Modified Date updated
2023-01-12 05:14:11 Analyzed Modified Vulnerability Status updated
2023-01-12 05:14:12 TOCTOU (time-of-check to time-of-use) issue in the System Management Unit (SMU) may result in a DMA (Direct Memory Access) to invalid DRAM address that could result in denial of service. Failure to validate the integer operand in ASP (AMD Secure Processor) bootloader may allow an attacker to introduce an integer overflow in the L2 directory table in SPI flash resulting in a potential denial of service. Description updated