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1 vulnerability found for by Epic Games Inc.

CVE-2021-47742 (GCVE-0-2021-47742)
Vulnerability from cvelistv5
Published
2025-12-31 18:39
Modified
2025-12-31 18:39
CWE
  • CWE-732 - Incorrect Permission Assignment for Critical Resource
Summary
Epic Games Psyonix Rocket League <=1.95 contains an insecure permissions vulnerability that allows authenticated users to modify executable files with full access permissions. Attackers can leverage the 'F' (Full) flag for the 'Authenticated Users' group to change executable files and potentially escalate system privileges.
Impacted products
Show details on NVD website


{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "Epic Games Psyonix Rocket League",
          "vendor": "Epic Games Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c=1.95"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "LiquidWorm as Gjoko Krstic of Zero Science Lab"
        }
      ],
      "datePublic": "2021-04-30T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Epic Games Psyonix Rocket League \u003c=1.95 contains an insecure permissions vulnerability that allows authenticated users to modify executable files with full access permissions. Attackers can leverage the \u0027F\u0027 (Full) flag for the \u0027Authenticated Users\u0027 group to change executable files and potentially escalate system privileges."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "LOCAL",
            "baseScore": 8.5,
            "baseSeverity": "HIGH",
            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS"
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-732",
              "description": "Incorrect Permission Assignment for Critical Resource",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-31T18:39:10.630Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "Zero Science Lab Disclosure (ZSL-2021-5650)",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5650.php"
        },
        {
          "name": "Packet Storm Security Exploit Entry",
          "tags": [
            "exploit"
          ],
          "url": "https://packetstormsecurity.com/files/162435"
        },
        {
          "name": "IBM X-Force Vulnerability Exchange Entry",
          "tags": [
            "vdb-entry"
          ],
          "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/201128"
        },
        {
          "name": "Rocket League Product Homepage",
          "tags": [
            "product"
          ],
          "url": "https://www.rocketleague.com/"
        },
        {
          "name": "VulnCheck Advisory: Epic Games Psyonix Rocket League \u003c=1.95 Elevation of Privileges via Insecure Permissions",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/epic-games-psyonix-rocket-league-elevation-of-privileges-via-insecure-permissions"
        }
      ],
      "title": "Epic Games Psyonix Rocket League \u003c=1.95 Elevation of Privileges via Insecure Permissions",
      "x_generator": {
        "engine": "vulncheck"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2021-47742",
    "datePublished": "2025-12-31T18:39:10.630Z",
    "dateReserved": "2025-12-31T02:09:17.952Z",
    "dateUpdated": "2025-12-31T18:39:10.630Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}