SB2022121342 - Path traversal in keycloak
Published: December 13, 2022
Security Bulletin ID
SB2022121342
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Path traversal (CVE-ID: CVE-2022-3782)
CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform path traversal attacks.
The vulnerability exists due to insufficient validation of URLs included in a redirect. A remote attacker can construct a malicious request to bypass validation by using double encoding, access other URLs and potentially sensitive information within the domain.
Remediation
Install update from vendor's website.