CVE-2025-8663
📋 TL;DR
This vulnerability in upKeeper Manager logs sensitive domain credentials in log files, potentially exposing authentication information. Attackers who gain access to these log files could use the credentials to compromise systems. Affects upKeeper Manager versions 5.0.0 through 5.2.11.
💻 Affected Systems
- upKeeper Solutions upKeeper Manager
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers obtain domain administrator credentials from logs, leading to full domain compromise, lateral movement, and data exfiltration.
Likely Case
Attackers with existing access to log files or systems extract credentials for privilege escalation or persistence.
If Mitigated
Limited credential exposure with proper log file permissions and monitoring, reducing impact to isolated systems.
🎯 Exploit Status
Exploitation requires access to log files, which typically needs some level of system access or privilege. No public exploit code available as of analysis.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 5.2.12 or later
Vendor Advisory: https://support.upkeeper.se/hc/en-us/articles/22107280228252-CVE-2025-8663-Insertion-of-Sensitive-Information-into-Log-File
Restart Required: No
Instructions:
1. Download upKeeper Manager version 5.2.12 or later from official vendor sources. 2. Run the installer to upgrade existing installation. 3. Verify the update completed successfully.
🔧 Temporary Workarounds
Restrict log file access
windowsApply strict file system permissions to upKeeper log directories to prevent unauthorized access.
icacls "C:\Program Files\upKeeper\Logs" /inheritance:r /grant:r "SYSTEM:(OI)(CI)F" "Administrators:(OI)(CI)F" /deny "Users:(OI)(CI)(R,W)"
icacls "C:\ProgramData\upKeeper\Logs" /inheritance:r /grant:r "SYSTEM:(OI)(CI)F" "Administrators:(OI)(CI)F" /deny "Users:(OI)(CI)(R,W)"
Enable log file encryption
windowsUse Windows EFS or third-party encryption to protect log files at rest.
cipher /e "C:\Program Files\upKeeper\Logs\*"
cipher /e "C:\ProgramData\upKeeper\Logs\*"
🧯 If You Can't Patch
- Implement strict access controls on log directories and files
- Monitor log file access attempts and implement alerting for suspicious activity
🔍 How to Verify
Check if Vulnerable:
Check upKeeper Manager version in application interface or registry: HKEY_LOCAL_MACHINE\SOFTWARE\upKeeper\Manager\VersionCheck Version:
reg query "HKLM\SOFTWARE\upKeeper\Manager" /v VersionVerify Fix Applied:
Confirm version is 5.2.12 or higher and check that sensitive credentials are no longer visible in log files during normal operations.📡 Detection & Monitoring
Log Indicators:
- Unauthorized access attempts to upKeeper log files
- Suspicious credential usage following log file access
- Large or unusual log file reads
Network Indicators:
- Unusual authentication attempts using domain credentials
- Lateral movement attempts following credential exposure
SIEM Query:
EventID=4663 AND ObjectName LIKE '%upKeeper%Logs%' AND AccessMask IN ('0x10000', '0x120089') | OR | EventID=4688 AND NewProcessName LIKE '%findstr%' AND CommandLine LIKE '%upKeeper%Logs%'