Medium severity · published Oct 8, 2018
CVE-2018-17889
In WECON Technology Co., Ltd
5.3
CVSS
1.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PS
PI Studio · We-con
through 4.2.34 · source: NVD
PS
PI Studio Hmi · We-con
through 4.1.9 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-17889
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-17889
Third Party Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-18-277-01
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