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CVE-2024-44067

Status: DeferredHigh (8.4)—

The T-Head XuanTie C910 CPU in the TH1520 SoC and the T-Head XuanTie C920 CPU in the SOPHON SG2042 have instructions that allow unprivileged attackers to write to arbitrary physical memory locations, aka GhostWrite.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (4)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Sophon — Sg2042AIT-head — Th1520AIT-head — Xuantie C910AIT-head — Xuantie C920AI

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2024-44067",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-44067",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-08-20T18:57:59.818059Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.4,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.5
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:o:alibaba:t-head_xuantie_c910:*:*:*:*:*:*:*:*"
          ],
          "vendor": "alibaba",
          "product": "t-head_xuantie_c910",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "*",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unknown"
        },
        {
          "cpes": [
            "cpe:2.3:o:alibaba:t-head_xuantie_c920:*:*:*:*:*:*:*:*"
          ],
          "vendor": "alibaba",
          "product": "t-head_xuantie_c920",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "*",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2024-08-19T01:15:13.410",
  "references": [
    {
      "url": "https://ghostwriteattack.com",
      "source": "cve@mitre.org"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        },
        {
          "lang": "en",
          "value": "CWE-123"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The T-Head XuanTie C910 CPU in the TH1520 SoC and the T-Head XuanTie C920 CPU in the SOPHON SG2042 have instructions that allow unprivileged attackers to write to arbitrary physical memory locations, aka GhostWrite."
    },
    {
      "lang": "es",
      "value": "La CPU T-Head XuanTie C910 en el SoC TH1520 y la CPU T-Head XuanTie C920 en SOPHON SG2042 tienen instrucciones que permiten a atacantes sin privilegios escribir en ubicaciones de memoria física arbitrarias, también conocido como GhostWrite."
    }
  ],
  "lastModified": "2026-06-17T07:52:14.940",
  "sourceIdentifier": "cve@mitre.org"
}