CVE-2021-26345 (GCVE-0-2021-26345)

Vulnerability from cvelistv5 – Published: 2023-11-14 18:53 – Updated: 2024-08-03 20:26
VLAI?
Summary
Failure to validate the value in APCB may allow a privileged attacker to tamper with the APCB token to force an out-of-bounds memory read potentially resulting in a denial of service.
Severity ?
1.9 (Low)
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L
Assigner
AMD
References
Impacted products
Vendor Product Version
AMD 2nd Gen AMD EPYC™ Processors Affected: various
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T20:26:24.909Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageName": "PI",
          "platforms": [
            "x86"
          ],
          "product": "2nd Gen AMD EPYC\u2122 Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "affected",
              "version": "various"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "packageName": "PI",
          "platforms": [
            "x86"
          ],
          "product": "3rd Gen AMD EPYC\u2122 Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "affected",
              "version": "various"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "packageName": "PI",
          "platforms": [
            "x86"
          ],
          "product": "4th Gen AMD EPYC\u2122 Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "affected",
              "version": "various"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "AMD EPYC\u2122 Embedded 7002",
          "vendor": "AMD",
          "versions": [
            {
              "status": "affected",
              "version": "various"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "AMD EPYC\u2122 Embedded 7003",
          "vendor": "AMD",
          "versions": [
            {
              "status": "affected",
              "version": "various"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "AMD EPYC\u2122 Embedded 7002",
          "vendor": "AMD",
          "versions": [
            {
              "status": "affected",
              "version": "various"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "AMD EPYC\u2122 Embedded 7003",
          "vendor": "AMD",
          "versions": [
            {
              "status": "affected",
              "version": "various"
            }
          ]
        }
      ],
      "datePublic": "2023-11-14T17:30:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Failure to validate the value in APCB may allow a privileged attacker to tamper with the APCB token to force an out-of-bounds memory read potentially resulting in a denial of service.\n\n\n\n\n\n\n\n\n\n\n\n\u003cbr\u003e"
            }
          ],
          "value": "Failure to validate the value in APCB may allow a privileged attacker to tamper with the APCB token to force an out-of-bounds memory read potentially resulting in a denial of service."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 1.9,
            "baseSeverity": "LOW",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-06-18T18:38:22.990Z",
        "orgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
        "shortName": "AMD"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002"
        },
        {
          "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001"
        }
      ],
      "source": {
        "advisory": "AMD-SB-3002, AMD-5001",
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
    "assignerShortName": "AMD",
    "cveId": "CVE-2021-26345",
    "datePublished": "2023-11-14T18:53:20.979Z",
    "dateReserved": "2021-01-29T21:24:26.145Z",
    "dateUpdated": "2024-08-03T20:26:24.909Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.