How severe is CVE-2025-43910?

CVE-2025-43910 has a CVSS 3.x base score of 2.3, rated low severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2025-43910 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-43910?

CVE-2025-43910 affects Dell Data Domain Operating System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-43910?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-43910 have an EU (EUVD) identifier?

Yes. CVE-2025-43910 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31895.

When was CVE-2025-43910 published?

CVE-2025-43910 was published on 2025-10-07 and last updated on 2026-06-17.

CVE-2025-43910

CVE-2025-43910 is a low-severity vulnerability in Dell Data Domain Operating System with a CVSS 3.x base score of 2.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-121.

Key facts

Severity: Low (CVSS 3.x base score 2.3)
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-31895
Weakness: CWE-121
Affected product: Dell Data Domain Operating System
Published: 2025-10-07
Last modified: 2026-06-17

Description

Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through 8.3.0.15, LTS2025 release version 8.3.1.0, LTS2024 release versions 7.13.1.0 through 7.13.1.30, LTS 2023 release versions 7.10.1.0 through 7.10.1.60, contain a Stack-based Buffer Overflow vulnerability in the DDSH CLI. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Denial of service.

Frequently asked questions

What is CVE-2025-43910?: Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through 8.3.0.15, LTS2025 release version 8.3.1.0, LTS2024 release versions 7.13.1.0 through 7.13.1.30, LTS 2023 release versions 7.10.1.0 through 7.10.1.60, contain a Stack-based Buffer Overflow vulnerability in the DDSH CLI. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Denial of service.
How severe is CVE-2025-43910?: CVE-2025-43910 has a CVSS 3.x base score of 2.3, rated low severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2025-43910 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-43910?: CVE-2025-43910 affects Dell Data Domain Operating System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-43910?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-43910 have an EU (EUVD) identifier?: Yes. CVE-2025-43910 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31895.
When was CVE-2025-43910 published?: CVE-2025-43910 was published on 2025-10-07 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000376224/dsa-2025-333-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities

Affected products (1)

cpe:2.3:o:dell:data_domain_operating_system:*:*:*:*:*:*:*:*

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