CVE-2018-17889
CVE-2018-17889 is a medium-severity vulnerability in We-con Pi Studio with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-611.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (66th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-611
- Affected product: We-con Pi Studio
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2018-17889?
- 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.
- How severe is CVE-2018-17889?
- CVE-2018-17889 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2018-17889 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-17889?
- CVE-2018-17889 primarily affects We-con Pi Studio. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2018-17889?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-17889 published?
- CVE-2018-17889 was published on 2018-10-08 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:a:we-con:pi_studio:*:*:*:*:*:*:*:*
- cpe:2.3:a:we-con:pi_studio_hmi:*:*:*:*:*:*:*:*
More vulnerabilities in We-con Pi Studio
- CVE-2018-14818 — Critical (CVSS 9.8): WECON Technology Co., Ltd. PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior have a…
- CVE-2018-14810 — High (CVSS 8.8): WECON Technology Co., Ltd. PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior parse files…
- CVE-2018-14814 — Medium (CVSS 6.5): WECON Technology PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior lacks proper validation…
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