How severe is CVE-2023-38547?

CVE-2023-38547 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-38547 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-38547?

CVE-2023-38547 primarily affects Veeam One. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-38547?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-38547 published?

CVE-2023-38547 was published on 2023-11-07 and last updated on 2026-06-17.

CVE-2023-38547

CVE-2023-38547 is a critical-severity vulnerability in Veeam One with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 19% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-200.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 19% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Veeam One
Published: 2023-11-07
Last modified: 2026-06-17

Description

A vulnerability in Veeam ONE allows an unauthenticated user to gain information about the SQL server connection Veeam ONE uses to access its configuration database. This may lead to remote code execution on the SQL server hosting the Veeam ONE configuration database.

Frequently asked questions

What is CVE-2023-38547?: A vulnerability in Veeam ONE allows an unauthenticated user to gain information about the SQL server connection Veeam ONE uses to access its configuration database. This may lead to remote code execution on the SQL server hosting the Veeam ONE configuration database.
How severe is CVE-2023-38547?: CVE-2023-38547 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-38547 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-38547?: CVE-2023-38547 primarily affects Veeam One. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-38547?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-38547 published?: CVE-2023-38547 was published on 2023-11-07 and last updated on 2026-06-17.

References

https://www.veeam.com/kb4508

Affected products (4)

cpe:2.3:a:veeam:one:11.0.0.1379:*:*:*:*:*:*:*
cpe:2.3:a:veeam:one:11.0.1.1880:*:*:*:*:*:*:*
cpe:2.3:a:veeam:one:12.0.0.2498:*:*:*:*:*:*:*
cpe:2.3:a:veeam:one:12.0.1.2591:*:*:*:*:*:*:*

More vulnerabilities in Veeam One

CVE-2020-10915 — Critical (CVSS 9.8): This vulnerability allows remote attackers to execute arbitrary code on affected installations of VEEAM One Agent…
CVE-2020-10914 — Critical (CVSS 9.8): This vulnerability allows remote attackers to execute arbitrary code on affected installations of VEEAM One Agent…
CVE-2024-42024 — High (CVSS 8.8): A vulnerability that allows an attacker in possession of the Veeam ONE Agent service account credentials to perform…
CVE-2024-42023 — High (CVSS 8.8): An improper access control vulnerability allows low-privileged users to execute code with Administrator privileges…
CVE-2024-42019 — High (CVSS 8.0): A vulnerability that allows an attacker to access the NTLM hash of the Veeam Reporter Service service account. This…
CVE-2024-42021 — Medium (CVSS 6.5): An improper access control vulnerability allows an attacker with valid access tokens to access saved credentials.

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