Vulnerability-Lookup

GHSA-XWJM-JCX5-9RRW

Vulnerability from github – Published: 2026-01-30 18:31 – Updated: 2026-01-30 18:31

Details

Outline Service 1.3.3 contains an unquoted service path vulnerability that allows local users to potentially execute arbitrary code with elevated system privileges. Attackers can exploit the unquoted binary path in C:\Program Files (x86)\Outline to inject malicious code that would execute with LocalSystem permissions during service startup.

Severity ?

7.8 (High)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

8.5 (High)


                  
                    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

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2020-37030"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-428"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-01-30T17:16:11Z",
    "severity": "HIGH"
  },
  "details": "Outline Service 1.3.3 contains an unquoted service path vulnerability that allows local users to potentially execute arbitrary code with elevated system privileges. Attackers can exploit the unquoted binary path in C:\\Program Files (x86)\\Outline to inject malicious code that would execute with LocalSystem permissions during service startup.",
  "id": "GHSA-xwjm-jcx5-9rrw",
  "modified": "2026-01-30T18:31:15Z",
  "published": "2026-01-30T18:31:15Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-37030"
    },
    {
      "type": "WEB",
      "url": "https://getoutline.org/vi/home"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/48414"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/outline-service-outline-service-unquoted-service-path"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2020-37030 (GCVE-0-2020-37030)

Vulnerability from cvelistv5 – Published: 2026-01-30 16:16 – Updated: 2026-01-30 16:33

Title

Outline Service 1.3.3 - 'Outline Service ' Unquoted Service Path

Summary

Severity ?

8.5 (High)


                        
                          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

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-428 - Unquoted Search Path or Element

Assigner

VulnCheck

References

URL

Tags

	https://www.exploit-db.com/exploits/48414	exploit
	https://getoutline.org/vi/home	product
	https://www.vulncheck.com/advisories/outline-serv…	third-party-advisory

Impacted products

	Vendor	Product	Version
	Getoutline	Outline Service	Affected: 0 , ≤ 1.3.3 (semver)

Credits

Minh Tuan - SunCSR

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2020-37030",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-01-30T16:33:03.089283Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-01-30T16:33:10.607Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Outline Service",
          "vendor": "Getoutline",
          "versions": [
            {
              "lessThanOrEqual": "1.3.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Minh Tuan - SunCSR"
        }
      ],
      "datePublic": "2020-05-03T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Outline Service 1.3.3 contains an unquoted service path vulnerability that allows local users to potentially execute arbitrary code with elevated system privileges. Attackers can exploit the unquoted binary path in C:\\Program Files (x86)\\Outline to inject malicious code that would execute with LocalSystem permissions during service startup."
        }
      ],
      "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": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-428",
              "description": "Unquoted Search Path or Element",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-01-30T16:16:40.176Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "ExploitDB-48414",
          "tags": [
            "exploit"
          ],
          "url": "https://www.exploit-db.com/exploits/48414"
        },
        {
          "name": "Outline Service Official Homepage",
          "tags": [
            "product"
          ],
          "url": "https://getoutline.org/vi/home"
        },
        {
          "name": "VulnCheck Advisory: Outline Service 1.3.3  - \u0027Outline Service \u0027 Unquoted Service Path",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/outline-service-outline-service-unquoted-service-path"
        }
      ],
      "title": "Outline Service 1.3.3  - \u0027Outline Service \u0027 Unquoted Service Path",
      "x_generator": {
        "engine": "vulncheck"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2020-37030",
    "datePublished": "2026-01-30T16:16:40.176Z",
    "dateReserved": "2026-01-28T18:18:30.523Z",
    "dateUpdated": "2026-01-30T16:33:10.607Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Action not permitted

GHSA-XWJM-JCX5-9RRW

CVE-2020-37030 (GCVE-0-2020-37030)

Tags

Sightings

Nomenclature