Bug 2062877 (CVE-2022-0931)

Summary: CVE-2022-0931 3scale: claim restriction bypass via JWT algorithm switch
Product: [Other] Security Response Reporter: Chess Hazlett <chazlett>
Component: vulnerabilityAssignee: Nobody <nobody>
Status: CLOSED NOTABUG QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: amackenz, amasferr, chazlett, mkudlej, security-response-team, tjochec
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Doc Text:
3scale's gateway usage of JWT does not properly handle verification of algorithm claims in the token header. An attacker could use this flaw to create a signed token with improper claims and thus to bypass security restrictions for the user.
Story Points: ---
Clone Of: Environment:
Last Closed: 2024-02-08 21:28:49 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Bug Depends On:    
Bug Blocks: 2062869    

Description Chess Hazlett 2022-03-10 19:01:24 UTC
3scale's gateway usage of JWT does not properly handle verification of algorithm claims in the token header. An attacker could use this flaw to create a signed token with improper claims and thus to bypass security restrictions for the user.