CVE-2011-3499

Movicon Powerhmi vulnerability

CVSS

10.0

EPSS

15.9%

EPSS pct

97th

Exploited

No known

Progea Movicon / PowerHMI 11.2.1085 and earlier allows remote attackers to cause a denial of service (memory corruption and crash) and possibly execute arbitrary code via an EIDP packet with a large size field, which writes a zero byte to an arbitrary memory location.

Affected vendor

Progea

Affected product

Movicon Powerhmi

CVSS vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Weakness type (CWE)

CWE-119 — Improper Restriction of Operations within Memory Bounds

Published

2011-09-16

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 15.9% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2011-3499

Confirm whether Progea Movicon Powerhmi is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2011-3499.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-3499

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-3499 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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