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Public proof of conceptFix available

CVE-2023-32781

A public proof of concept exists; no exploitation attested.

  • Published2023-08-09
  • Fixed in23.3.86.1520
  • WeaknessCWE-77

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

A command injection vulnerability was identified in PRTG 23.2.84.1566 and earlier versions in the HL7 sensor where an authenticated user with write permissions could abuse the debug option to write new files that could potentially get executed by the EXE/Script sensor. The severity of this vulnerability is high and received a score of 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Timeline

dates in UTC
  1. 2023-08-0912:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 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-2023-32781?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-32781?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Paessler prtg network monitor
BranchAffectedFixed in
23.3< 23.3.86.152023.3.86.1520

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

Fix

  1. Update Paessler prtg network monitor to 23.3.86.1520

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
Metasploit modules
1 moduleexploit/windows/http/prtg_authenticated_rce_cve_2023_32781rank: excellentModule metadata: Metasploit Framework, © Rapid7, Inc., BSD-3-Clause.
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Published
2023-08-09
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2023-32781?

A command injection vulnerability was identified in PRTG 23.2.84.1566 and earlier versions in the HL7 sensor where an authenticated user with write permissions could abuse the debug option to write new files that could potentially get executed by the EXE/Script sensor. The severity of this vulnerability is high and received a score of 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Is CVE-2023-32781 actively exploited?

Active exploitation of CVE-2023-32781 has not been confirmed. Its EPSS score was 14.3% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-32781?

CVE-2023-32781 has a CVSS v3 base score of 7.2 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record