Auth bypass in Ivanti Avalanche

CVE-2023-28125

An improper authentication vulnerability exists in Avalanche Premise versions 6.3.x and below that could allow an attacker to gain access to the server by registering to receive messages from the server and perform an authentication bypass.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.023 (82.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-28125: held from 0.023 to 0.023.

EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000

Affected products

  • Ivanti Avalanche
  • Avalanche — versions Avalanche Premise versions 6.3.x and below

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-28125?
CVE-2023-28125 is a medium-severity vulnerability in Ivanti Avalanche, classified under Improper Authentication. CVSS score: 5.9/10. Published 2023-05-09.
How severe is CVE-2023-28125?
Medium severity. CVSS v3 base score is 5.9 out of 10.