SB2021091550 - Observable Response Discrepancy in Pimcore
Published: September 15, 2021 Updated: June 12, 2026
Security Bulletin ID
SB2021091550
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) Observable Response Discrepancy (CVE-ID: CVE-2021-39189)
CWE-ID: CWE-204 - Observable Response Discrepancy
CVSSv4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to observable response discrepancy in forgot password functionality when handling password reset requests. A remote attacker can submit password reset requests for different usernames to disclose sensitive information.
Remediation
Install update from vendor's website.