CVE-2021-26313

CVSS V2 Low 2.1 CVSS V3 Medium 5.5
Description
Potential speculative code store bypass in all supported CPU products, in conjunction with software vulnerabilities relating to speculative execution of overwritten instructions, may cause an incorrect speculation and could result in data leakage.
Overview
  • CVE ID
  • CVE-2021-26313
  • Assigner
  • psirt@amd.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-06-09T12:15:07
  • Last Modified Date
  • 2022-08-01T12:41:58
Weakness Enumerations
CWE URL
CWE-203 http://cwe.mitre.org/data/definitions/203.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_5600x:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:ryzen_7_2700x:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:ryzen_threadripper_2990wx:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:h:arm:cortex-a72:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:broadcom:bcm2711:-:*:*:*:*:*:*:* 1 OR
AND
cpe:2.3:h:intel:core_i7-10700k:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:intel:core_i7-7700k:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:intel:core_i9-9900k:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:intel:xeon_silver_4214:-:*:*:*:*:*:*:* 1 OR
AND
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1003 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-26313
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26313
History
Created Old Value New Value Data Type Notes
2022-05-10 06:29:33 Added to TrackCVE
2022-12-05 03:55:36 2021-06-09T12:15Z 2021-06-09T12:15:07 CVE Published Date updated
2022-12-05 03:55:36 2022-08-01T12:41:58 CVE Modified Date updated
2022-12-05 03:55:36 Analyzed Vulnerability Status updated