Vulnerability identifier: #VU14267
Vulnerability risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-200
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Keycloak
Server applications /
Directory software, identity management
Vendor: Keycloak
Description
The vulnerability allows a remote attacker to obtain potentially sensitive information.
The vulnerability exists in the StaxParserUtil class of the Picketlink feature due to improper parsing of Security Assertion Markup Language (SAML) messages. A remote attacker can send a specially crafted SAML request that submits malicious input and access sensitive information, such as values of system properties.
Mitigation
Update to version 2.5.1.
Vulnerable software versions
Keycloak: 2.0.0 - 2.5.0
External links
http://github.com/keycloak/keycloak/pull/3715/commits/0cb5ba0f6e83162d221681f47b470c3042eef237
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.