Unrated severityNVD Advisory· Published Sep 16, 2011· Updated Jun 16, 2026

CVE-2011-3491

Description

Heap-based buffer overflow in Progea Movicon / PowerHMI 11.2.1085 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a negative Content-Length field.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Progea/Movicon Powerhmi4 versions
cpe:2.3:a:progea:movicon_powerhmi:*:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:progea:movicon_powerhmi:*:*:*:*:*:*:*:*range: <=11.2.1085
- cpe:2.3:a:progea:movicon_powerhmi:11:*:*:*:*:*:*:*
- cpe:2.3:a:progea:movicon_powerhmi:11.0.1017:*:*:*:*:*:*:*
- (no CPE)range: <=11.2.1085

Patches

Vulnerability mechanics

References

aluigi.altervista.org/adv/movicon_1-adv.txtnvdExploit
www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-256-01.pdfnvdUS Government Resource
osvdb.org/75494nvd
exchange.xforce.ibmcloud.com/vulnerabilities/69787nvd

News mentions

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