What’s Vulnerable › Vulnerabilities

CVE-2015-7939

• Severity: critical (CVSS 9.6 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-01-09 · updated 2026-06-17
• Weakness: CWE-119

Description

Heap-based buffer overflow in Unitronics VisiLogic OPLC IDE before 9.8.09 allows remote attackers to execute arbitrary code via a long vlp filename.

Affected products

• Unitronics Visilogic Oplc Ide: through 9.8.0.00

References

• http://www.zerodayinitiative.com/advisories/ZDI-16-001
• https://ics-cert.us-cert.gov/advisories/ICSA-15-274-02A
• http://www.zerodayinitiative.com/advisories/ZDI-16-001
• https://ics-cert.us-cert.gov/advisories/ICSA-15-274-02A

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