CVE-2020-7758

This affects versions of package browserless-chrome before 1.40.2-chrome-stable. User input flowing from the workspace endpoint gets used to create a file path filePath and this is fetched and then sent back to a user. This can be escaped to fetch arbitrary files from a server.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/browserless/chrome/blob/master/src/routes.ts%23L175	Broken Link
https://github.com/browserless/chrome/commit/848b87e5bea4f8473eea85261a5ff922d6ebd2b6	Patch Third Party Advisory
https://github.com/browserless/chrome/releases/tag/1.40.2-chrome-stable	Release Notes Third Party Advisory
https://snyk.io/vuln/SNYK-JS-BROWSERLESSCHROME-1023657	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:browserless:chrome:*:*:*:*:*:node.js:*:*

History

No history.

Information

Published : 2020-11-02 22:15

Updated : 2024-02-28 18:08

NVD link : CVE-2020-7758

Mitre link : CVE-2020-7758

CVE.ORG link : CVE-2020-7758

JSON object : View

Products Affected

browserless

chrome

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

{"id": "CVE-2020-7758", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "report@snyk.io", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2020-11-02T22:15:13.580", "references": [{"url": "https://github.com/browserless/chrome/blob/master/src/routes.ts%23L175", "tags": ["Broken Link"], "source": "report@snyk.io"}, {"url": "https://github.com/browserless/chrome/commit/848b87e5bea4f8473eea85261a5ff922d6ebd2b6", "tags": ["Patch", "Third Party Advisory"], "source": "report@snyk.io"}, {"url": "https://github.com/browserless/chrome/releases/tag/1.40.2-chrome-stable", "tags": ["Release Notes", "Third Party Advisory"], "source": "report@snyk.io"}, {"url": "https://snyk.io/vuln/SNYK-JS-BROWSERLESSCHROME-1023657", "tags": ["Exploit", "Third Party Advisory"], "source": "report@snyk.io"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-22"}]}], "descriptions": [{"lang": "en", "value": "This affects versions of package browserless-chrome before 1.40.2-chrome-stable. User input flowing from the workspace endpoint gets used to create a file path filePath and this is fetched and then sent back to a user. This can be escaped to fetch arbitrary files from a server."}, {"lang": "es", "value": "Esto afecta a las versiones del paquete browserless-chrome anterioes a la versi\u00f3n 1.40.2-chrome-stable. La entrada del usuario que fluye desde el endpoint del espacio de trabajo es usada para crear una ruta de archivo filePath y esta es extra\u00edda y luego se env\u00eda de vuelta a un usuario. Esto puede ser escapado para recuperar archivos arbitrarios desde un servidor"}], "lastModified": "2022-10-19T17:10:05.133", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:browserless:chrome:*:*:*:*:*:node.js:*:*", "vulnerable": true, "matchCriteriaId": "B126F402-8BBC-4988-8348-F7DF30C8FA84", "versionEndExcluding": "1.40.2"}], "operator": "OR"}]}], "sourceIdentifier": "report@snyk.io"}