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CVE-2020-5233

Good to know:

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Date: January 30, 2020

OAuth2 Proxy before 5.0 has an open redirect vulnerability. Authentication tokens could be silently harvested by an attacker. This has been patched in version 5.0.

Language: Go

Severity Score

Related Resources (9)

https://github.com/oauth2-proxy/oauth2_proxy/commit/a316f8a06f3c0ca2b5fc5fa18a91781b313607b2
https://github.com/oauth2-proxy/oauth2-proxy/security/advisories/GHSA-qqxw-m5fj-f7gv
https://nvd.nist.gov/vuln/detail/CVE-2020-5233
https://github.com/pusher/oauth2_proxy/commit/a316f8a06f3c0ca2b5fc5fa18a91781b313607b2
https://github.com/pusher/oauth2_proxy/releases/tag/v5.0.0
https://github.com/oauth2-proxy/oauth2_proxy/releases/tag/v5.0.0
https://github.com/pusher/oauth2_proxy/security/advisories/GHSA-qqxw-m5fj-f7gv
https://blog.detectify.com/2019/05/16/the-real-impact-of-an-open-redirect
https://www.mend.io/vulnerability-database/CVE-2020-5233

Severity Score

Weakness Type (CWE)

URL Redirection to Untrusted Site ('Open Redirect')

CWE-601

Top Fix

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Upgrade to version github.com/oauth2-proxy/oauth2-proxy - v5.0.0

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): HIGH
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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