How severe is CVE-2025-43905?

CVE-2025-43905 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2025-43905 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-43905?

CVE-2025-43905 affects Dell Data Domain Operating System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-43905?

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

Does CVE-2025-43905 have an EU (EUVD) identifier?

Yes. CVE-2025-43905 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31903.

When was CVE-2025-43905 published?

CVE-2025-43905 was published on 2025-10-07 and last updated on 2026-06-17.

CVE-2025-43905

CVE-2025-43905 is a medium-severity vulnerability in Dell Data Domain Operating System with a CVSS 3.x base score of 4.3. 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-88.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-31903
Weakness: CWE-88
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 an Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to Denial of service.

Frequently asked questions

What is CVE-2025-43905?: 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 an Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to Denial of service.
How severe is CVE-2025-43905?: CVE-2025-43905 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2025-43905 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-43905?: CVE-2025-43905 affects Dell Data Domain Operating System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-43905?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-43905 have an EU (EUVD) identifier?: Yes. CVE-2025-43905 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31903.
When was CVE-2025-43905 published?: CVE-2025-43905 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:*:*:*:*:*:*:*:*

More vulnerabilities in Dell Data Domain Operating System

CVE-2026-53483 — Critical (CVSS 9.8): Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025…
CVE-2026-53481 — Critical (CVSS 9.8): Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025…
CVE-2025-36594 — Critical (CVSS 9.8): Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through…
CVE-2026-56086 — High (CVSS 8.8): Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.6, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025…
CVE-2026-26944 — High (CVSS 8.8): Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.6, LTS2025 release version 8.3.1.0 through 8.3.1.20, LTS2024…
CVE-2025-29987 — High (CVSS 8.8): Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) versions prior to 8.3.0.15 contain an…

All CVEs affecting Dell Data Domain Operating System →

Other CWE-88 (Argument Injection) vulnerabilities

CVE-2026-57572 — Critical (CVSS 10.0): Crawl4AI is an open-source LLM-friendly web crawler and scraper. Prior to 0.9.0, the Docker API server accepted…
CVE-2026-40281 — Critical (CVSS 10.0): Gotenberg is a Docker-powered stateless API for PDF files. In versions 8.30.1 and earlier, the metadata write endpoint…
CVE-2023-6269 — Critical (CVSS 10.0): An argument injection vulnerability has been identified in the administrative web interface of the Atos Unify…
CVE-2007-0882 — Critical (CVSS 10.0): Argument injection vulnerability in the telnet daemon (in.telnetd) in Solaris 10 and 11 (SunOS 5.10 and 5.11)…
CVE-2004-0480 — Critical (CVSS 10.0): Argument injection vulnerability in IBM Lotus Notes 6.0.3 and 6.5 allows remote attackers to execute arbitrary code via…
CVE-1999-0113 — Critical (CVSS 10.0): Some implementations of rlogin allow root access if given a -froot parameter.

Browse all CWE-88 (Argument Injection) vulnerabilities →