How severe is CVE-2023-25539?

CVE-2023-25539 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-25539 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-25539?

CVE-2023-25539 primarily affects Dell Networker. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-25539?

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

When was CVE-2023-25539 published?

CVE-2023-25539 was published on 2023-05-31 and last updated on 2026-06-17.

CVE-2023-25539

CVE-2023-25539 is a high-severity vulnerability in Dell Networker with a CVSS 3.x base score of 8.4. 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-78.

Key facts

Severity: High (CVSS 3.x base score 8.4)
EPSS exploit prediction: 1% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Dell Networker
Published: 2023-05-31
Last modified: 2026-06-17

Description

Dell NetWorker 19.6.1.2, contains an OS command injection Vulnerability in the NetWorker client. A remote unauthenticated attacker could potentially exploit this vulnerability, leading to the execution of arbitrary OS commands on the application's underlying OS, with the privileges of the vulnerable application. This is a high severity vulnerability as the exploitation allows an attacker to take complete control of a system, so Dell recommends customers to upgrade at the earliest opportunity.

Frequently asked questions

What is CVE-2023-25539?: Dell NetWorker 19.6.1.2, contains an OS command injection Vulnerability in the NetWorker client. A remote unauthenticated attacker could potentially exploit this vulnerability, leading to the execution of arbitrary OS commands on the application's underlying OS, with the privileges of the vulnerable application. This is a high severity vulnerability as the exploitation allows an attacker to take complete control of a system, so Dell recommends customers to upgrade at the earliest opportunity.
How severe is CVE-2023-25539?: CVE-2023-25539 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-25539 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-25539?: CVE-2023-25539 primarily affects Dell Networker. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-25539?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-25539 published?: CVE-2023-25539 was published on 2023-05-31 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000211267/dsa-2023-060-dell-networker-security-update-for-an-nsrcapinfo-vulnerability

Affected products (2)

cpe:2.3:a:dell:networker:*:*:*:*:*:*:*:*
cpe:2.3:a:dell:networker:19.7.1:*:*:*:*:*:*:*

More vulnerabilities in Dell Networker

CVE-2023-28055 — High (CVSS 8.8): Dell NetWorker, Version 19.7 has an improper authorization vulnerability in the NetWorker client. An unauthenticated…
CVE-2024-42422 — High (CVSS 8.3): Dell NetWorker, version(s) 19.10, contain(s) an Authorization Bypass Through User-Controlled Key vulnerability. An…
CVE-2025-21103 — High (CVSS 7.8): Dell NetWorker Management Console, version(s) 19.11 through 19.11.0.3 & Versions prior to 19.10.0.7 contain(s) an…
CVE-2025-21107 — High (CVSS 7.8): Dell NetWorker, version(s) prior to 19.11.0.3, all versions of 19.10 & prior versions contain(s) an Unquoted Search…
CVE-2024-22432 — High (CVSS 7.8): Networker 19.9 and all prior versions contains a Plain-text Password stored in temporary config file during backup…
CVE-2023-24568 — Medium (CVSS 5.0): Dell NetWorker, contains an Improper Validation of Certificate with Host Mismatch vulnerability in Rabbitmq port which…

All CVEs affecting Dell Networker →

Other CWE-78 (OS Command Injection) vulnerabilities

CVE-2026-100382 — Critical (CVSS 10.0): Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Wikimedia…
CVE-2026-77521 — Critical (CVSS 10.0): MaxKB is an open-source AI assistant for enterprise. Prior to version 2.10.5-lts, assistants with a tool, MCP tool,…
CVE-2026-82004 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Improper Neutralization of Special Elements used in an OS Command ('OS…
CVE-2026-76197 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Improper Neutralization of Special Elements used in an OS Command ('OS…
CVE-2026-76195 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Improper Neutralization of Special Elements used in an OS Command ('OS…
CVE-2026-19188 — Critical (CVSS 10.0): A critical OS command injection vulnerability has been identified in the Haiwell IoT Cloud HMI Gateway product. The…

Browse all CWE-78 (OS Command Injection) vulnerabilities →