CVE-2012-0243 — Buffer overflow in an ActiveX control in bwocxrun.ocx in Advantech/BroadWin WebAccess before 7.0 allows remote attackers to execute arbitrary code by leveraging the ability to write arbitrary content to any pathname

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HIGH

Buffer overflow in an ActiveX control in bwocxrun.ocx in Advantech/BroadWin WebAccess before 7.0 allows remote attackers to execute arbitrary code by leveraging the ability to write arbitrary content to any pathname

Published Feb 21, 2012

10.0

HIGH

CVSS 2.0

EPSS 4.30%

Description

Buffer overflow in an ActiveX control in bwocxrun.ocx in Advantech/BroadWin WebAccess before 7.0 allows remote attackers to execute arbitrary code by leveraging the ability to write arbitrary content to any pathname.

Affected products

Remediation

No remediation recorded yet.

Metrics

4.30% 0.04305

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.04305

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (12 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	4.30% (0.04305)	90.84th	v5 (v2026.06.15)
Jun 15, 2026	4.35% (0.04354)	89.94th	v5 (v2026.06.15)
Mar 30, 2025	2.39% (0.02392)	83.59th	v4 (v2025.03.14)
Mar 29, 2025	6.09% (0.06087)	84.19th	v4 (v2025.03.14)
Mar 17, 2025	2.88% (0.02879)	85.38th	v4 (v2025.03.14)
Dec 12, 2024	4.47% (0.04473)	92.75th	v3 (v2023.03.01)
Mar 7, 2023	4.47% (0.04473)	91.15th	v3 (v2023.03.01)
Mar 6, 2023	4.68% (0.04679)	89.14th	v2 (v2022.01.01)
Aug 7, 2022	4.68% (0.04679)	88.51th	v2 (v2022.01.01)
May 7, 2022	5.21% (0.05206)	88.74th	v2 (v2022.01.01)
Apr 1, 2022	5.82% (0.05822)	89.53th	v2 (v2022.01.01)
Feb 4, 2022	5.82% (0.05822)	77.35th	v2 (v2022.01.01)

Weaknesses (1)

CWE-119

Buffer Overflow

References (2)

http://www.securityfocus.com/bid/52051
vdb-entryx_refsource_BID
http://www.us-cert.gov/control_systems/pdf/ICSA-12-047-01.pdf
x_refsource_MISCPatchUS Government Resource

Link	Providers	Tags
http://www.securityfocus.com/bid/52051		vdb-entryx_refsource_BID
http://www.us-cert.gov/control_systems/pdf/ICSA-12-047-01.pdf		x_refsource_MISCPatchUS Government Resource

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner certcc

Published Feb 21, 2012

Updated Aug 6, 2024

Reserved Dec 21, 2011

Link CVE-2012-0243

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2012-0243

Red Hat

Severity n/a

Public date n/a

Links CVE-2012-0243