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

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Summary

CVECVE-2023-37857
StatePUBLISHED
AssignerCERTVDE
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-08-09 07:15:10 UTC
Updated2026-11-10 13:10:00 UTC
DescriptionIn 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.

Risk And Classification

Primary CVSS: v3.1 7.2 HIGH from [email protected]

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

Problem Types: CWE-798 | CWE-798 CWE-798 Use of Hard-coded Credentials

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.2HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
3.1[email protected]Secondary3.8LOWCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
3.1CNACVSS3.8LOWCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

CVSS v3.1 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Phoenixcontact Wp 6070-wvps - All All All
Operating System Phoenixcontact Wp 6070-wvps Firmware All All All All
Hardware Phoenixcontact Wp 6101-wxps - All All All
Operating System Phoenixcontact Wp 6101-wxps Firmware All All All All
Hardware Phoenixcontact Wp 6121-wxps - All All All
Operating System Phoenixcontact Wp 6121-wxps Firmware All All All All
Hardware Phoenixcontact Wp 6156-whps - All All All
Operating System Phoenixcontact Wp 6156-whps Firmware All All All All
Hardware Phoenixcontact Wp 6185-whps - All All All
Operating System Phoenixcontact Wp 6185-whps Firmware All All All All
Hardware Phoenixcontact Wp 6215-whps - All All All
Operating System Phoenixcontact Wp 6215-whps Firmware All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA PHOENIX CONTACT WP 6070-WVPS affected 4.0.10 semver Not specified
CNA PHOENIX CONTACT WP 6101-WXPS affected 4.0.10 semver Not specified
CNA PHOENIX CONTACT WP 6121-WXPS affected 4.0.10 semver Not specified
CNA PHOENIX CONTACT WP 6156-WHPS affected 4.0.10 semver Not specified
CNA PHOENIX CONTACT WP 6185-WHPS affected 4.0.10 semver Not specified
CNA PHOENIX CONTACT WP 6215-WHPS affected 4.0.10 semver Not specified

References

ReferenceSourceLinkTags
VDE-2023-018 | CERT@VDE af854a3a-2127-422b-91ae-364da2661108 cert.vde.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Gabriele Quagliarella from Nozomi Networks Labs (en)

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