#VU75509 Improper Authentication in Avalanche - CVE-2023-28125

Vulnerability identifier: #VU75509

Vulnerability risk: Medium

CVSSv4.0: 5.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-28125

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Avalanche
Server applications / SCADA systems

Vendor: Ivanti

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests within the InfoRail service. A remote user can bypass authentication process and gain unauthorized access to the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Avalanche: 6.1 - 6.3.0.555

---

External links
https://www.zerodayinitiative.com/advisories/ZDI-23-453/
https://forums.ivanti.com/s/article/New-Avalanche-Landing-Page?language=en_US

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.