Client Application Firewall
Ivanti.Avalanche.ES.Service.setUser.Authentication.Bypass
Description
This indicates an attack attempt to exploit an Authentication Bypass Vulnerability in Ivanti Avalanche.
The vulnerability is due to lack of authentication for certain functionality. A remote attacker can exploit this vulnerability by sending a crafted request to the target server. Successful exploitation could result in access control policy bypass, including arbitrary admin account creation.
Affected Products
Ivanti Avalanche prior to 6.3.3
Impact
System Compromise: Remote attackers can gain control of vulnerable systems.
Recommended Actions
Apply the most recent upgrade or patch from the vendor.
https://forums.ivanti.com/s/article/Security-Alert-CVE-s-Addressed-in-Avalanche-6-3-3?language=en_US
Version Updates
| Date | Version | Detail |
|---|---|---|
| 2022-02-22 | 19.263 |
| ID | 51181 |
| Created | Feb 02, 2022 |
| Updated | Feb 18, 2022 |
| Risk |
|
| CVE ID | CVE-2021-42128 |
| Exploit Prediction Score | 1.52% |
| Default Action | drop |
| Affected OS | Windows |
| Affected App | Other |