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CVE-2022-45793

Status: ModifiedHigh (7.8)—

Sysmac Studio installs executables in a directory with poor permissions. This can allow a locally-authenticated attacker to overwrite files which will result in code execution with privileges of a different user.

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 (1)

Omron — Automation Software Sysmac Studio

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2022-45793",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-45793",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-01-11T19:43:03.624295Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "ot-cert@dragos.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "ot-cert@dragos.com",
      "affectedData": [
        {
          "vendor": "Omron",
          "product": "Sysmac Studio",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "1.54.0"
            }
          ],
          "platforms": [
            "Windows",
            "64 bit",
            "32 bit"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2024-01-10T21:15:08.193",
  "references": [
    {
      "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-262-04",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "source": "ot-cert@dragos.com"
    },
    {
      "url": "https://www.dragos.com/advisory/omron-plc-and-engineering-software-network-and-file-format-access/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "ot-cert@dragos.com"
    },
    {
      "url": "https://www.fa.omron.co.jp/product/security/assets/pdf/en/OMSR-2023-009_en.pdf",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "ot-cert@dragos.com"
    },
    {
      "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-262-04",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.dragos.com/advisory/omron-plc-and-engineering-software-network-and-file-format-access/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.fa.omron.co.jp/product/security/assets/pdf/en/OMSR-2023-009_en.pdf",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "ot-cert@dragos.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-276"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-276"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Sysmac Studio installs executables in a directory with poor permissions. This can allow a locally-authenticated attacker to overwrite files which will result in code execution with privileges of a different user."
    },
    {
      "lang": "es",
      "value": "[PROBLEMTYPE] en [VENDOR] [PRODUCT] [VERSION] en [PLATFORMS] permite al [ATTACKER] hacer [IMPACT]."
    }
  ],
  "lastModified": "2026-06-17T05:10:44.773",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:omron:automation_software_sysmac_studio:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8B0B917C-0C0C-4B17-BE9A-59BEC3C82866",
              "versionEndIncluding": "1.54"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "ot-cert@dragos.com"
}