Pi Studio
CVE-2018-17889
MEDIUM
Severity by source
AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Lifecycle Timeline
1DescriptionNVD
In WECON Technology Co., Ltd. PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior when parsing project files, the XMLParser that ships with Wecon PIStudio is vulnerable to a XML external entity injection attack, which may allow sensitive information disclosure.
AnalysisAI
In WECON Technology Co., Ltd. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
Technical ContextAI
This vulnerability is classified as XML External Entity (XXE) (CWE-611), which allows attackers to read arbitrary files or perform SSRF through XML processing. In WECON Technology Co., Ltd. PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior when parsing project files, the XMLParser that ships with Wecon PIStudio is vulnerable to a XML external entity injection attack, which may allow sensitive information disclosure. Affected products include: We-Con Pi Studio, We-Con Pi Studio Hmi.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Disable external entity processing in XML parsers, use JSON instead of XML where possible.
WECON Technology Co., Ltd. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentica
WECON Technology Co., Ltd. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication
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External POC / Exploit Code
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