How severe is CVE-2017-8023?

CVE-2017-8023 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-2017-8023 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-8023?

CVE-2017-8023 affects Dell Emc Networker. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-8023?

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-2017-8023 published?

CVE-2017-8023 was published on 2019-04-01 and last updated on 2026-06-17.

CVE-2017-8023

CVE-2017-8023 is a critical-severity vulnerability in Dell Emc Networker with a CVSS 3.x base score of 9.8. 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Dell Emc Networker
Published: 2019-04-01
Last modified: 2026-06-17

Description

EMC NetWorker may potentially be vulnerable to an unauthenticated remote code execution vulnerability in the Networker Client execution service (nsrexecd) when oldauth authentication method is used. An unauthenticated remote attacker could send arbitrary commands via RPC service to be executed on the host system with the privileges of the nsrexecd service, which runs with administrative privileges.

Frequently asked questions

What is CVE-2017-8023?: EMC NetWorker may potentially be vulnerable to an unauthenticated remote code execution vulnerability in the Networker Client execution service (nsrexecd) when oldauth authentication method is used. An unauthenticated remote attacker could send arbitrary commands via RPC service to be executed on the host system with the privileges of the nsrexecd service, which runs with administrative privileges.
How severe is CVE-2017-8023?: CVE-2017-8023 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-2017-8023 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-8023?: CVE-2017-8023 affects Dell Emc Networker. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-8023?: 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-2017-8023 published?: CVE-2017-8023 was published on 2019-04-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:dell:emc_networker:*:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

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