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CVE-2023-38549A vulnerability in Veeam ONE allows an unprivileged user who has access to the Veeam ONE Web Client the ability to acquire the NTLM hash…

Description

A vulnerability in Veeam ONE allows an unprivileged user who has access to the Veeam ONE Web Client the ability to acquire the NTLM hash of the account used by the Veeam ONE Reporting Service. Note: The criticality of this vulnerability is reduced as it requires interaction by a user with the Veeam ONE Administrator role.

Timeline

  1. ID reserved

    By hackerone

  2. · 4 months later

    Published

  3. · 10 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2023-38549, by who scored it
Scored byCVSSScoreVector
hackeroneCNA (assigner)3.0Medium4.5CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
NVDNVD · Modified3.1Medium5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS (exploitation in 30 days)
19.1% · top 2.6% of all CVEs (13 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.5.

Affected products

  • Veeam · One

    • affected 11 – ≤ 11
    • affected 11a – ≤ 11a
    • affected 12 – ≤ 12

References

References1

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .