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Public proof of conceptFix available

CVE-2023-0862

A public proof of concept exists; no exploitation attested.

  • Published2023-02-16
  • Fixed in4.7.0.103 · 4.6.0.105 · 4.4.0.118 · 4.3.0.119
  • WeaknessCWE-22

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The NetModule NSRW web administration interface is vulnerable to path traversals, which could lead to arbitrary file uploads and deletion. By uploading malicious files to the web root directory, authenticated users could gain remote command execution with elevated privileges. This issue affects NSRW: from 4.3.0.0 before 4.3.0.119, from 4.4.0.0 before 4.4.0.118, from 4.6.0.0 before 4.6.0.105, from 4.7.0.0 before 4.7.0.103.

Timeline

dates in UTC
  1. 2023-02-1610:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-0862?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-0862?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Netmodule netmodule router softwareversion to verify
BranchAffectedFixed in
4.7≥ 4.7.0.0, < 4.7.0.1034.7.0.103
4.6≥ 4.6.0.0, < 4.6.0.1054.6.0.105
4.4≥ 4.4.0.0, < 4.4.0.1184.4.0.118
4.3≥ 4.3.0.0, < 4.3.0.1194.3.0.119

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Netmodule netmodule router software to 4.7.0.103 · 4.6.0.105 · 4.4.0.118 · 4.3.0.119

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • CISA-ADPSSVC decisionpoc2025-03-18
  • OpenCVESSVC decisionpoc—
  • CNACVSS 3.17.2read 2026-10-23
  • NVDCVSS 3.18.8read 2026-10-23
  • CNAweakness (CWE)CWE-22read 2026-10-23
  • NVDweakness (CWE)CWE-22read 2026-10-23
  • FIRST EPSSEPSS score2.4 %2026-10-22

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2023-02-16
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2023-0862?

The NetModule NSRW web administration interface is vulnerable to path traversals, which could lead to arbitrary file uploads and deletion. By uploading malicious files to the web root directory, authenticated users could gain remote command execution with elevated privileges. This issue affects NSRW: from 4.3.0.0 before 4.3.0.119, from 4.4.0.0 before 4.4.0.118, from 4.6.0.0 before 4.6.0.105, from 4.7.0.0 before 4.7.0.103.

Is CVE-2023-0862 actively exploited?

A proof-of-concept exploit exists for CVE-2023-0862, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2023-0862?

CVE-2023-0862 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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