CVE-2016-4519
CVE-2016-4519 is a critical-severity vulnerability in Unitronics Visilogic Oplc Ide with a CVSS 3.x base score of 9.8. 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-119.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 4% (90th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Unitronics Visilogic Oplc Ide
- Published:
- Last modified:
Description
Stack-based buffer overflow in Unitronics VisiLogic OPLC IDE before 9.8.30 allows remote attackers to execute arbitrary code via a crafted filename field in a ZIP archive in a vlp file.
Frequently asked questions
- What is CVE-2016-4519?
- Stack-based buffer overflow in Unitronics VisiLogic OPLC IDE before 9.8.30 allows remote attackers to execute arbitrary code via a crafted filename field in a ZIP archive in a vlp file.
- How severe is CVE-2016-4519?
- CVE-2016-4519 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2016-4519 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2016-4519?
- CVE-2016-4519 affects Unitronics Visilogic Oplc Ide. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2016-4519?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2016-4519 published?
- CVE-2016-4519 was published on 2016-06-25 and last updated on 2026-06-17.
References
- http://www.securityfocus.com/bid/91402
- http://zerodayinitiative.com/advisories/ZDI-16-375/
- https://ics-cert.us-cert.gov/advisories/ICSA-16-175-02
Affected products (1)
- cpe:2.3:a:unitronics:visilogic_oplc_ide:*:*:*:*:*:*:*:*
More vulnerabilities in Unitronics Visilogic Oplc Ide
- CVE-2015-7939 — Critical (CVSS 9.6): Heap-based buffer overflow in Unitronics VisiLogic OPLC IDE before 9.8.09 allows remote attackers to execute arbitrary…
- CVE-2015-7905 — High (CVSS 7.5): Unitronics VisiLogic OPLC IDE before 9.8.02 allows remote attackers to execute unspecified code via unknown vectors.
- CVE-2015-6478 — Medium (CVSS 6.8): Unitronics VisiLogic OPLC IDE before 9.8.02 does not properly restrict access to ActiveX controls, which allows remote…
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