CVE-2024-42021

Saved credential disclosure via improper access control

Published Sep 7, 2024 · Updated Sep 9, 2024

Improper access control in Veeam ONE 12.1.0.3208 and earlier allows local users with valid access tokens to read saved credentials. Veeam has not published the affected component or the operation that fails to enforce access control on stored secrets. Exploitation requires high privileges and valid access tokens; the disclosed consequence is exposure of saved credentials.

CVSS severity7.5
High
EPSS probability0.30%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Veeam ONE 12.1.0.3208 and earlier allows local users with valid access tokens to read saved credentials. Veeam has not published the affected component or the operation that fails to enforce access control on stored secrets. Exploitation requires high privileges and valid access tokens; the disclosed consequence is exposure of saved credentials.

The record

CVE
CVE-2024-42021
Published
Sep 7, 2024
Updated
Sep 9, 2024
Vendor
Veeam Software
Product
Veeam ONE
Classifications
CWE-284, T1555
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Sep 7, 2024CVE publishedPublication date reported by the CVE source.
  2. Sep 9, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=12.1 <=12.1
  2. Affected versionversion=12 <=12.1.0.3208

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Veeam Software · Veeam ONEversion=12.1 <=12.1; version=12 <=12.1.0.3208

Published CVSS scores

7.5HackerOneCVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
7.5VeeamCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control
T1555Credentials from Password Stores

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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