How severe is CVE-2011-1919?

CVE-2011-1919 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2011-1919 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1919?

CVE-2011-1919 primarily affects Ge Intelligent Platforms Proficy Historian. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-1919?

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-2011-1919 published?

CVE-2011-1919 was published on 2011-11-02 and last updated on 2026-06-16.

CVE-2011-1919

CVE-2011-1919 is a critical-severity vulnerability in Ge Intelligent Platforms Proficy Historian 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: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Ge Intelligent Platforms Proficy Historian
Published: 2011-11-02
Last modified: 2026-06-16

Description

Multiple stack-based buffer overflows in GE Intelligent Platforms Proficy Applications before 4.4.1 SIM 101 and 5.x before 5.0 SIM 43 allow remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via crafted TCP message traffic to (1) PRProficyMgr.exe in Proficy Server Manager, (2) PRGateway.exe in Proficy Server Gateway, (3) PRRDS.exe in Proficy Remote Data Service, or (4) PRLicenseMgr.exe in Proficy Server License Manager.

Frequently asked questions

What is CVE-2011-1919?: Multiple stack-based buffer overflows in GE Intelligent Platforms Proficy Applications before 4.4.1 SIM 101 and 5.x before 5.0 SIM 43 allow remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via crafted TCP message traffic to (1) PRProficyMgr.exe in Proficy Server Manager, (2) PRGateway.exe in Proficy Server Gateway, (3) PRRDS.exe in Proficy Remote Data Service, or (4) PRLicenseMgr.exe in Proficy Server License Manager.
How severe is CVE-2011-1919?: CVE-2011-1919 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2011-1919 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1919?: CVE-2011-1919 primarily affects Ge Intelligent Platforms Proficy Historian. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1919?: 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-2011-1919 published?: CVE-2011-1919 was published on 2011-11-02 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:ge:intelligent_platforms_proficy_historian:*:*:*:*:*:*:*:*
cpe:2.3:a:ge:intelligent_platforms_proficy_historian:4.0:*:*:*:*:*:*:*
cpe:2.3:a:ge:intelligent_platforms_proficy_historian:5.0:*:*:*:*:*:*:*

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