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Vulnerability record · CVE-2011-4520 · published 23 May 2013

CVE-2011-4520: Microsys promotic memory buffer overflow vulnerability

Microsys · Promotic

Heap-based buffer overflow in an ActiveX component in MICROSYS PROMOTIC before 8.1.5 allows remote attackers to cause a denial of service via a crafted web page.

4.3 CVSS 2.0 Medium EPSS 2.4% · top 16.9% CWE-119 · Memory buffer overflow
4.3CVSS 2.0 base score
2.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
16 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in an ActiveX component in MICROSYS PROMOTIC before 8.1.5 allows remote attackers to cause a denial of service via a crafted web page.

AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://ics-cert.us-cert.gov/advisories/ICSA-12-024-02 US Government Resource
http://www.promotic.eu/en/pmdoc/News.htm#ver80105
http://ics-cert.us-cert.gov/advisories/ICSA-12-024-02 US Government Resource
http://www.promotic.eu/en/pmdoc/News.htm#ver80105

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2011-4520), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.