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FKIE_CVE-2023-20583

Vulnerability from fkie_nvd - Published: 2023-08-01 19:15 - Updated: 2026-06-17 05:30
Severity
4.7 (Medium) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
A potential power side-channel vulnerability in AMD processors may allow an authenticated attacker to monitor the CPU power consumption as the data in a cache line changes over time potentially resulting in a leak of sensitive information.
References
psirt@amd.comhttps://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7006Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7006Vendor Advisory
Impacted products
Vendor Product Version
amd * *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "x86"
          ],
          "product": "Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "affected",
              "version": "Various "
            }
          ]
        }
      ],
      "source": "psirt@amd.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:amd:*:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "03EF4360-8E24-4018-A0F2-9E39F7590670",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A potential power side-channel vulnerability in\nAMD processors may allow an authenticated attacker to monitor the CPU power\nconsumption as the data in a cache line changes over time potentially resulting\nin a leak of sensitive information.\n\n\n\n\n\n\n\n\n\n\n\n\n\n"
    },
    {
      "lang": "es",
      "value": "Una posible vulnerabilidad de canal lateral de energ\u00eda en los procesadores AMD puede permitir a un atacante autenticado controlar el consumo de energ\u00eda de la CPU a medida que los datos de una l\u00ednea de cach\u00e9 cambian con el tiempo, lo que podr\u00eda dar lugar a una fuga de informaci\u00f3n confidencial."
    }
  ],
  "id": "CVE-2023-20583",
  "lastModified": "2026-06-17T05:30:21.777",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 4.7,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.0,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-20583",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-10-17T20:12:51.921387Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-08-01T19:15:09.827",
  "references": [
    {
      "source": "psirt@amd.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7006"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7006"
    }
  ],
  "sourceIdentifier": "psirt@amd.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-203"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.
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  • 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.


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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.