Vulnerability Name:

CVE-2020-10770 (CCN-193132)

Assigned:2020-12-10
Published:2020-12-10
Updated:2022-11-10
Summary:A flaw was found in Keycloak before 13.0.0, 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.
CVSS v3 Severity:5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-918
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2020-10770

Source: MISC
Type: Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/164499/Keycloak-12.0.1-Server-Side-Request-Forgery.html

Source: CCN
Type: Red Hat Bugzilla - Bug 1846270
(CVE-2020-10770) - CVE-2020-10770 keycloak: Default Client configuration is vulnerable to SSRF using "request_uri" parameter

Source: MISC
Type: Issue Tracking, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1846270

Source: XF
Type: UNKNOWN
keycloak-cve202010770-ssrf(193132)

Source: CCN
Type: Packet Storm Security [10-13-2021]
Keycloak 12.0.1 Server-Side Request Forgery

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [10-13-2021]

Source: CCN
Type: Keycloak Web site
Keycloak

Vulnerable Configuration:Configuration 1:
  • cpe:/a:redhat:keycloak:*:*:*:*:*:*:*:* (Version < 12.0.2)

  • Configuration CCN 1:
  • cpe:/a:redhat:keycloak:12.0.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    redhat keycloak *
    redhat keycloak 12.0.0