Improper access control in github.com/gorilla/handlers
CVE-2017-20146

9.8CRITICAL

Key Information:

Vendor

Github.com/gorilla/handlers

Status
Github.com/gorilla/handlers
Vendor
CVE Published:
27 December 2022

What is CVE-2017-20146?

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.

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Deploy the Patch

Affected Version(s)

github.com/gorilla/handlers 0 < 1.3.0

References

https://github.com/gorilla/handlers/pull/116
https://github.com/gorilla/handlers/commit/90663712d74cb4...
https://pkg.go.dev/vuln/GO-2020-0020

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Evan J Johnson
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