Staging Environment: Content and features may be unstable or change without notice.
Advisory details: gitlab / maven/org.keycloak/keycloak-core/CVE-2020-10770
Advisory ID gitlab/maven/org.keycloak/keycloak-core/CVE-2020-10770
Aliases CVE-2020-10770
Summary Server-Side Request Forgery (SSRF) A flaw was found in Keycloak, where it is possible to force the server to call out an unverified URL using the `OIDC` parameter `request_uri`. This flaw allows an attacker to use this parameter to execute a Server-side request forgery (SSRF) attack.
Status Published
Exploitability 2.0
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (3)
CWE-918 Server-Side Request Forgery (SSRF)
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv2 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.keycloak/keycloak-core/CVE-2020-10770.yml
cvssv3.1 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.keycloak/keycloak-core/CVE-2020-10770.yml
Reference id Reference type URL
https://github.com/keycloak/keycloak/commit/55a064a978b0b7e0f0b93c33931f7dabe7d0d5e2
1846270 Bug https://bugzilla.redhat.com/show_bug.cgi?id=1846270
CVE-2020-10770 https://nvd.nist.gov/vuln/detail/CVE-2020-10770
Data source Exploit-DB
Date added Oct. 13, 2021
Description Keycloak 12.0.1 - 'request_uri ' Blind Server-Side Request Forgery (SSRF) (Unauthenticated)
Ransomware campaign use Unknown
Source publication date Oct. 13, 2021
Exploit type webapps
Platform java
Source update date Oct. 13, 2021

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.keycloak/keycloak-core/CVE-2020-10770.yml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.keycloak/keycloak-core/CVE-2020-10770.yml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.