CVE-2018-8835
CVE-2018-8835 is a high-severity vulnerability in Advantech Webaccess Hmi Designer with a CVSS 3.x base score of 7.8. 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-415.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 6.8
- EPSS exploit prediction: 2% (79th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-415
- Affected product: Advantech Webaccess Hmi Designer
- Published:
- Last modified:
Description
Double free vulnerabilities in Advantech WebAccess HMI Designer 2.1.7.32 and prior caused by processing specially crafted .pm3 files may allow remote code execution.
Frequently asked questions
- What is CVE-2018-8835?
- Double free vulnerabilities in Advantech WebAccess HMI Designer 2.1.7.32 and prior caused by processing specially crafted .pm3 files may allow remote code execution.
- How severe is CVE-2018-8835?
- CVE-2018-8835 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-8835 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-8835?
- CVE-2018-8835 affects Advantech Webaccess Hmi Designer. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-8835?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2018-8835 published?
- CVE-2018-8835 was published on 2018-04-25 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:advantech:webaccess_hmi_designer:*:*:*:*:*:*:*:*
More vulnerabilities in Advantech Webaccess Hmi Designer
- CVE-2019-10961 — High (CVSS 8.8): In Advantech WebAccess HMI Designer Version 2.1.9.23 and prior, processing specially crafted MCR files lacking proper…
- CVE-2021-42706 — High (CVSS 7.8): This vulnerability could allow an attacker to disclose information and execute arbitrary code on affected installations…
- CVE-2018-8837 — High (CVSS 7.8): Processing specially crafted .pm3 files in Advantech WebAccess HMI Designer 2.1.7.32 and prior may cause the system to…
- CVE-2018-8833 — High (CVSS 7.8): Heap-based buffer overflow vulnerabilities in Advantech WebAccess HMI Designer 2.1.7.32 and prior caused by processing…
- CVE-2021-42703 — Medium (CVSS 5.4): This vulnerability could allow an attacker to send malicious Javascript code resulting in hijacking of the user’s…
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