CVE-2011-3330

highpriority · track · 29EPSS 0.013 · 70 %ileEUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
1.30% (70th) EPSS
CVSS 7.2 · high
Is it mine?
19 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

Buffer overflow in the UnitelWay Windows Device Driver, as used in Schneider Electric Unity Pro 6 and earlier, OPC Factory Server 3.34, Vijeo Citect 7.20 and earlier, Telemecanique Driver Pack 2.6 and earlier, Monitor Pro 7.6 and earlier, and PL7 Pro 4.5 and earlier, allows local users, and possibly remote attackers, to execute arbitrary code via an unspecified system parameter.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

  • MitigationMonitor Pro Windows XPcisa_csaf_ot

    Schneider Electric recommends that users requiring additional assistance contact their global support center or a local customer service center. Contact information is available at the following web addresses.

  • MitigationOPC Factory Server Windows XPcisa_csaf_ot

    Schneider Electric recommends that users requiring additional assistance contact their global support center or a local customer service center. Contact information is available at the following web addresses.

  • MitigationPL7 Pro Windows XPcisa_csaf_ot

    Schneider Electric recommends that users requiring additional assistance contact their global support center or a local customer service center. Contact information is available at the following web addresses.

  • MitigationTelemecanique Driver Pack Windows XPcisa_csaf_ot

    Schneider Electric recommends that users requiring additional assistance contact their global support center or a local customer service center. Contact information is available at the following web addresses.

  • MitigationUnity Pro Windows XPcisa_csaf_ot

    Schneider Electric recommends that users requiring additional assistance contact their global support center or a local customer service center. Contact information is available at the following web addresses.

  • MitigationVijeo Citect Windows XPcisa_csaf_ot

    Schneider Electric recommends that users requiring additional assistance contact their global support center or a local customer service center. Contact information is available at the following web addresses.

02

cvss

Technical severity, 0–10. One row per scoring source.

7.2
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.1–7.2

v2.07.2highAV:L/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 3.9 · impact 10
v2.07.2highAV:L/AC:L/Au:N/C:C/I:C/A:Csecondary · CISA US
v2.06.1mediumAV:L/AC:L/Au:N/C:C/I:C/A:C/E:Usecondary · CVSS-BT (t0sche)
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimaryCWE-119US
04

affected products (19)

Products and version ranges known to be affected.

05

advisories (1)

Vendor and ecosystem advisories describing this.

  • ICSA-11-277-01Schneider Electric UnitelWay Buffer Overflow2011-07-07icsa · cisa_csaf_otUS

    This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov

06

also known as (3)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdcisa_csaf_otnvdNVDCVE.orgMITRE
published 2011-11-04modified 2026-06-16
09

references (18)

External citations — patches, advisories, analysis.

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