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Fencer Intel
critical 10.0

CVE-2011-1918 json

Stack-based buffer overflow in the Data Archiver service in GE Intelligent Platforms Proficy Historian before 3.5 SIM 17 and 4.x before 4.0…

published 2011-11-02 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-1916

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.3%
EPSS 6.3% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

Stack-based buffer overflow in the Data Archiver service in GE Intelligent Platforms Proficy Historian before 3.5 SIM 17 and 4.x before 4.0 SIM 12 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via crafted TCP message traffic.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-11-243-03A updated cvss 10.0

GE Intelligent Platforms Proficy Historian Data Archiver Buffer Overflow Vulnerability

  • GE Proficy Historian <=4.0 GE Proficy HMI/SCADA—CIMPLICITY If Historian is installed 8.1 GE Proficy HMI/SCADA—iFix If Historian is installed 5.0, 5.1
    affected: mitigation

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

6.29% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.