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Wp 6070 Wvps Firmware CVE-2023-37862

HIGH
Missing Authorization (CWE-862)
2023-08-09 info@cert.vde.com
8.2
CVSS 3.1 · Vendor: cert
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization checks on every request
MITRE ATT&CK

1 technique across 1 tactic: Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 8.2 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

A remote attacker could access resources or perform actions without proper authorization checks by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAI

In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 an unauthenticated remote attacker can access upload-functions of the HTTP API. Rated high severity (CVSS 8.2), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement role-based access control, validate authorization on every request server-side, apply principle of least privilege.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Missing Authorization (CWE-862), which allows attackers to access resources or perform actions without proper authorization checks. In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 an unauthenticated remote attacker can access upload-functions of the HTTP API. This might cause certificate errors for SSL-connections and might result in a partial denial-of-service. Affected products include: Phoenixcontact Wp 6070-Wvps Firmware, Phoenixcontact Wp 6101-Wxps Firmware, Phoenixcontact Wp 6121-Wxps Firmware, Phoenixcontact Wp 6156-Whps Firmware, Phoenixcontact Wp 6185-Whps Firmware. Version information: prior to 4.0.10.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (cert) PRIMARY 8.2 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

Primary rating from Vendor (cert) · only source for this CVE.

CVSS VectorVendor: cert

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
Low

DescriptionCVE.org

In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 an unauthenticated remote attacker can access upload-functions of the HTTP API. This might cause certificate errors for SSL-connections and might result in a partial denial-of-service.

Threat Intelligence Overview

EPSS Score
0.4%
Top 70% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

41
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +41
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)CVE.org

cpe:2.3:o:phoenixcontact:wp_6070-wvps_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:wp_6101-wxps_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:wp_6121-wxps_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:wp_6156-whps_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:wp_6185-whps_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:wp_6215-whps_firmware:*:*:*:*:*:*:*:*
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In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 an authenticated, remote attacker with admin p

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CVE-2023-37856 MEDIUM
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In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 a remote attacker with low privileges is able

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