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Fencer Vulns
medium 6.8

CVE-2017-12732 json

A Stack-based Buffer Overflow issue was discovered in GE CIMPLICITY Versions 9.0 and prior.

published 2017-10-05 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-4271

cvss
6.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 55%
public exploits
0
none known

Summary

A Stack-based Buffer Overflow issue was discovered in GE CIMPLICITY Versions 9.0 and prior. A function reads a packet to indicate the next packet length. The next packet length is not verified, allowing a buffer overwrite that could lead to an arbitrary remote code execution.

Vendor advisories

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

cisa ICSA-17-278-01A updated cvss 6.8

GE CIMPLICITY (Update A)

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

0.75% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 6.8 CVSS:3.0/AV:A/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 4.9 AV:A/AC:M/Au:S/C:P/I:P/A:P

Affected products

  • n/a GE CIMPLICITY

Classification

Weakness
  • CWE-121 Stack-based Buffer Overflow
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Vulns 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.