ZDI-19-944: Advantech WISE-PaaS/RMM RecoveryMgmt ActionCommd_ota XML External Entity Processing Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Advantech WISE-PasS/RMM. Authentication is not required to exploit this vulnerability. The specific flaw exists within the RecoveryMgmt class. Due to the improper restriction of XML External Entity (XXE) references, a specially crafted document specifying a URI causes the XML parser to access the URI and embed the contents back into the XML document for further processing. An attacker can leverage this vulnerability to disclose information in the context of SYSTEM.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-19-944?
The severity of ZDI-19-944 is considered significant due to its ability to disclose sensitive information without authentication.
How do I fix ZDI-19-944?
To fix ZDI-19-944, ensure you apply the latest security patches provided by Advantech for WISE-PaaS/RMM.
What kind of information can be disclosed by exploiting ZDI-19-944?
Exploiting ZDI-19-944 can lead to the disclosure of sensitive configuration and operational data from the affected system.
Is authentication required to exploit ZDI-19-944?
No, authentication is not required to exploit ZDI-19-944, making it easier for remote attackers to take advantage of the vulnerability.
Which versions of Advantech WISE-PaaS/RMM are affected by ZDI-19-944?
ZDI-19-944 affects multiple versions of Advantech WISE-PaaS/RMM, so all users should verify their installations for vulnerabilities.