A vulnerability was found in WAGO IO 750-849 and IO 750-881 (the affected version is unknown). It has been rated as critical. This issue affects an unknown code of the component Privilege Separation. The manipulation with an unknown input leads to a 7pk security vulnerability. Using CWE to declare the problem leads to CWE-254. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

WAGO IO 750-849 01.01.27 and WAGO IO 750-881 01.02.05 does not contain privilege separation.

The bug was discovered 03/01/2016. The weakness was released 08/22/2017 by Karn Ganeshen as not defined mailinglist post (Full-Disclosure). The advisory is shared at seclists.org. The identification of this vulnerability is CVE-2015-6473 since 08/17/2015. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1211 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 539 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 84138†). Entry connected to this vulnerability is available at VDB-105640. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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Vendor

• WAGO

Name

• IO 750-849
• IO 750-881

License

• commercial

CPE 2.3info

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CPE 2.2info

• 🔍
• 🔍

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