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CVE-2017-20146

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Date: December 27, 2022

Usage of the CORS handler may apply improper CORS headers, allowing the requester to explicitly control the value of the Access-Control-Allow-Origin header, which bypasses the expected behavior of the Same Origin Policy.

Language: Go

Severity Score

Related Resources (6)

https://github.com/gorilla/handlers
https://nvd.nist.gov/vuln/detail/CVE-2017-20146
https://github.com/gorilla/handlers/pull/116
https://pkg.go.dev/vuln/GO-2020-0020
https://github.com/gorilla/handlers/commit/90663712d74cb411cbef281bc1e08c19d1a76145
https://www.mend.io/vulnerability-database/CVE-2017-20146

Severity Score

Weakness Type (CWE)

Origin Validation Error

CWE-346

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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