THREATPORT/VULNERABILITY/CVE-2017-8023
CRITICAL SEVERITY

CVE-2017-8023

Emc Networker vulnerability

CVSS
9.8
EPSS
5.9%
EPSS pct
92th
Exploited
No known
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.
Affected vendor
Dell
Affected product
Emc Networker
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-287 — Improper Authentication
Published
2019-04-01

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 5.9% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 92% of all scored CVEs.

Check your external exposure to CVE-2017-8023

  • Confirm whether Dell Emc Networker is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2017-8023.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-8023

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-8023 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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