CVE-2023-37857 - CVE House
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Status published Low CVE-2023-37857

PHOENIX CONTACT: Use of Hard-coded Credentials in WP 6xxx Web panels

Vulnerability Description

In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 an authenticated, remote attacker with admin privileges is able to read hardcoded cryptographic keys allowing the attacker to create valid session cookies. These session-cookies created by the attacker are not sufficient to obtain a valid session on the device.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Gabriele Quagliarella from Nozomi Networks Labs

References

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Affected Vendor

PHOENIX CONTACT

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Affected Software

WP 6070-WVPS, WP 6101-WXPS, WP 6121-WXPS, WP 6156-WHPS, WP 6185-WHPS, WP 6215-WHPS
Vulnerable Versions:
0

Timeline

Official Publish: August 9th, 2023
Last Modified: October 8th, 2024
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

Weaknesses (CWE)

CWE-798

MITRE ATT&CK TTPs

T1552 Unsecured Credentials
Credential Access
T1078 Valid Accounts
Persistence
T1021 Remote Services
Lateral Movement
T1190 Exploit Public-Facing Application
Initial Access
T1098 Account Manipulation
Privilege Escalation