Phoenix Contact EPC 1522 up to 2026.0.2 PROFINET service buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.5$0-$5k1.20+

Summaryinfo

A vulnerability was found in Phoenix Contact AXC F 1152, AXC F 1252, AXC F 2152, AXC F 3152, BPC 9102S, BPC 9202S, RFC 4072R, RFC 4072S, VL3 UPC 2440 EDGE, VPLCNEXT CONTROL 1000, VPLCNEXT CONTROL 2000, VPLCNEXT CONTROL 3000, VPLCNEXT CONTROL 500, EPC 1502 and EPC 1522 up to 2026.0.2 and classified as very critical. The affected element is an unknown function of the component PROFINET service. Executing a manipulation can lead to buffer overflow. This vulnerability is handled as CVE-2025-41769. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Phoenix Contact AXC F 1152, AXC F 1252, AXC F 2152, AXC F 3152, BPC 9102S, BPC 9202S, RFC 4072R, RFC 4072S, VL3 UPC 2440 EDGE, VPLCNEXT CONTROL 1000, VPLCNEXT CONTROL 2000, VPLCNEXT CONTROL 3000, VPLCNEXT CONTROL 500, EPC 1502 and EPC 1522 up to 2026.0.2 and classified as very critical. This vulnerability affects an unknown code of the component PROFINET service. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The device's PROFINET service is affected by a buffer overflow vulnerability that exists in the default configuration. An unauthenticated remote attacker could exploit this vulnerability to reboot the device or execute arbitrary code.

The advisory is available at phoenixcontact.csaf-tp.certvde.com. This vulnerability was named CVE-2025-41769 since 04/16/2025. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/12/2026).

Upgrading to version 2026.0.3 eliminates this vulnerability.

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Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: AXC F 1152/AXC F 1252/AXC F 2152/AXC F 3152/BPC 9102S/BPC 9202S/RFC 4072R/RFC 4072S/VL3 UPC 2440 EDGE/VPLCNEXT CONTROL 1000/VPLCNEXT CONTROL 2000/VPLCNEXT CONTROL 3000/VPLCNEXT CONTROL 500/EPC 1502/EPC 1522 2026.0.3

Timelineinfo

04/16/2025 CVE reserved
08/12/2026 +483 days Advisory disclosed
08/12/2026 +0 days VulDB entry created
08/12/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: phoenixcontact.csaf-tp.certvde.com
Status: Confirmed

CVE: CVE-2025-41769 (🔒)
GCVE (CVE): GCVE-0-2025-41769
GCVE (VulDB): GCVE-100-388966

Entryinfo

Created: 08/12/2026 10:18
Changes: 08/12/2026 10:18 (54)
Complete: 🔍
Cache ID: 216::103

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