SolarWinds Access Rights Manager (ARM) ChangeHumster Exposed Dangerous Method Authentication Bypass Vulnerability

published 2024-07-17 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-20963

cvss: 8.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.9%; EPSS 1.9% chance of exploitation in 30 days, percentile 80%
public exploits: 0; none known

The SolarWinds Access Rights Manager was found to be susceptible to an authentication bypass vulnerability. This vulnerability allows an unauthenticated user to gain domain admin access within the Active Directory environment.

Patch / fix

fixed in 1

solarwinds access_rights_manager 2023.2.4

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-07-19)

Exploit prediction

1.94% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.3	CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD	3.1	8.8	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

SolarWinds Access Rights Manager
solarwinds access_rights_manager

Classification

Weakness

CWE-287 Improper Authentication

References

documentation.solarwinds.com /en/success_center/arm/content/release_notes/arm_2024-3_release_notes.htm
vendor-advisory

Sources

CVE List CVE-2024-23465
NVD CVE-2024-23465

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary