How severe is CVE-2011-1914?

CVE-2011-1914 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2011-1914 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1914?

CVE-2011-1914 primarily affects Advantech Adam Opc Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-1914?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2011-1914 published?

CVE-2011-1914 was published on 2012-02-21 and last updated on 2026-06-16.

CVE-2011-1914

CVE-2011-1914 is a critical-severity vulnerability in Advantech Adam Opc Server with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Advantech Adam Opc Server
Published: 2012-02-21
Last modified: 2026-06-16

Description

Buffer overflow in the Advantech ADAM OLE for Process Control (OPC) Server ActiveX control in ADAM OPC Server before 3.01.012, Modbus RTU OPC Server before 3.01.010, and Modbus TCP OPC Server before 3.01.010 allows remote attackers to execute arbitrary code via unspecified vectors.

Frequently asked questions

What is CVE-2011-1914?: Buffer overflow in the Advantech ADAM OLE for Process Control (OPC) Server ActiveX control in ADAM OPC Server before 3.01.012, Modbus RTU OPC Server before 3.01.010, and Modbus TCP OPC Server before 3.01.010 allows remote attackers to execute arbitrary code via unspecified vectors.
How severe is CVE-2011-1914?: CVE-2011-1914 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2011-1914 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1914?: CVE-2011-1914 primarily affects Advantech Adam Opc Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1914?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2011-1914 published?: CVE-2011-1914 was published on 2012-02-21 and last updated on 2026-06-16.

References

http://www.us-cert.gov/control_systems/pdf/ICSA-11-279-01.pdf

Affected products (3)

cpe:2.3:a:advantech:adam_opc_server:*:*:*:*:*:*:*:*
cpe:2.3:a:advantech:modbus_rtu_opc_server:*:*:*:*:*:*:*:*
cpe:2.3:a:advantech:modbus_tcp_opc_server:*:*:*:*:*:*:*:*

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