Vulnerability report

Exploited in the wild High confidence Not in CISA KEV

CVE-2023-3710

Printer web page invalid command execution

Honeywell / PM23/43 · affected before P10.19.050004

Watch CVE-2023-3710 Browse KEV feed
Severity
CVSS 9.9 · Critical
Confidence
High
Exploit status
Exploited in the wild
EPSS
49.0%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2023-3710 is an unauthenticated Printer web page invalid command execution affecting Honeywell PM23/43 and 10 other products. Improper Input Validation vulnerability in Honeywell PM43 on 32 bit, ARM (Printer web...

Is it exploited?

Yes. Previdian tracks this CVE as a known exploited vulnerability. Confidence is high. Also confirmed by third-party sources.

Who is affected?

Honeywell / PM23/43 affected before p10.19.050004.

What should we do?

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Overview

Printer web page invalid command execution

Improper Input Validation vulnerability in Honeywell PM43 on 32 bit, ARM (Printer web page modules) allows Command Injection.This issue affects PM43 versions prior to P10.19.050004. Update to the latest available firmware version of the respective printers to version MR19.5 (e.g.

P10.19.050006).

honeywell Affected
pm23_43
Before P10.19.050004
honeywell Affected
pc23_43
Before K10.19.050004
honeywell Affected
pd43
Before K10.19.050004
honeywell Affected
pm42
Before T10.19.050004 Before L10.19.050004
honeywell Affected
px4ie_6ie
Before A10.19.050004
honeywell Affected
px45_65
Before B10.19.050004
honeywell Affected
px45
Before F10.19.050004
honeywell Affected
px240
Before F10.19.050004
honeywell Affected
px940
Before H10.19.050004
honeywell Affected
pm45
Before J10.19.050004
honeywell Affected
rp2f_rp4f
Before M10.19.050006
Honeywell Affected
PM23/43
Before P10.19.050004
Honeywell Affected
PC23/43, PD43
Before K10.19.050004
Honeywell Affected
PM42
Before T10.19.050004 Before L10.19.050004
Honeywell Affected
PX4ie/6ie
Before A10.19.050004
Honeywell Affected
PX45/65
Before B10.19.050004
Honeywell Affected
PD45, PX240
Before F10.19.050004
Honeywell Affected
PX940
Before H10.19.050004
Honeywell Affected
PM45
Before J10.19.050004
Honeywell Affected
RP2f/RP4f
Before M10.19.050006
Published
12 Sep 2023
Exploitation Reported
08 Jul 2026
Attack vector
Remote
Complexity
Low
Privileges
None
User interaction
None

Tags

nuclei_scanner

CVE References

Exploitation evidence

Why Previdian marks this CVE as exploited

Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.

Exploited in the wild

The Shadowserver

Recorded 08 Jul 2026

A trusted third party reported exploitation.

Proof of concept available

Nuclei Templates

Recorded 12 Jun 2026

Public scanner or PoC coverage increases practical exploitability.

Known exploited vulnerability sources

Per-source evidence links for KEV attestations are available through the Previdian Pro API.

Learn about Pro API access
Source Added
The Shadowserver First 2025-07-07 00:00 UTC

Detection

Operational artifacts and observed signals

Make the evidence actionable in scanner, SOC, and edge-control workflows.

Observed signals

Request targets
User-Agents
Callback hosts
0
0
0

Request targets and User-Agents available in Pro. Callback host details available in Enterprise.

Virtual patch status

No Previdian virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.

Learn about virtual patches →

Scanner Artifacts

Scanner and exploit-framework references linked to this CVE.

Scanner Reference Detected
Nuclei https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-3710.yaml 25 Apr 2025

Risk and context

Severity, weaknesses, and research context

CVSS v3.1

9.9 Critical

Potential damage if exploited. Separate from whether attackers are using it.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:H

EPSS

49.0%

Estimated chance of exploitation in the next 30 days. Previdian's warning comes from evidence, not this score.

Weaknesses

Improper Input Validation CWE-20

Potential Proof of Concepts

These PoCs are unverified and could contain malware. Use at your own risk.

Honeywell PM43 Printers - Command Injection

nuclei · Created Unknown

Timeline

From disclosure to observed exploitation

  1. 14:20 UTC

    Public PoC available

    Public proof-of-concept code published

  2. 00:00 UTC

    Added to Previdian KEV Feed

    High-confidence, third-party attested exploitation

  3. 00:00 UTC

    Nuclei template available

    Scanner coverage available

  4. 19:55 UTC

    CVE published

    Vulnerability disclosed publicly

  5. 13:59 UTC

    CVE ID reserved

    Identifier reserved by the CNA

Pro API

Automate this intelligence

Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.

Start 14-day Pro trial Read API docs
  • Evidence confidence and provenance
  • First-party sensor telemetry
  • PoC and scanner references
  • Affected versions and enrichment
  • Automation-ready JSON delivery

GET /api/v2/pro/kevs/CVE-2023-3710

Sample API response 
{
  "cve_id": "CVE-2023-3710",
  "confidence": "High",
  "cvss_score": 9.9,
  "cvss_estimated": false,
  "epss_score": 0.4904,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}