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Fencer Intel
high 7.5

CVE-2011-4537 json

Multiple buffer overflows in 7-Technologies (7T) Interactive Graphical SCADA System (IGSS) 9.0.0.11355 and earlier allow remote attackers t…

published 2011-12-27 14 y ago modified 2026-06-16 4 mo ago also EUVD-2011-4463

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.5%
EPSS 4.5% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

Multiple buffer overflows in 7-Technologies (7T) Interactive Graphical SCADA System (IGSS) 9.0.0.11355 and earlier allow remote attackers to execute arbitrary code or cause a denial of service via a crafted packet to TCP port (1) 12397 or (2) 12399.

Patch / fix

Vendor advisories

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

cisa ICSA-11-355-01 updated cvss 7.5

7-Technologies IGSS Buffer Overflow

  • 7-Technologies Interactive Graphical SCADA System <=9.0.0.11355
    affected: mitigation “Update to the latest version. (http://www.7t.dk/igss/igssupdates/v90/progupdatesv90.zip)”

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

4.49% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

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.