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Fencer Vulns
medium 5.3

CVE-2023-3953 json

A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists that could cause memory corruption…

published 2023-08-09 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-44579

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 7%
public exploits
0
none known

Summary

A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists that could cause memory corruption when an authenticated user opens a tampered log file from GP-Pro EX.

Patch / fix

  • schneider-electric pro-face_gp-pro_ex 4.09.500

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
NVD 3.1 5.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Affected products

  • Schneider Electric GP-Pro EX WinGP for iPC
  • Schneider Electric GP-Pro EX WinGP for PC/AT

Classification

Weakness
  • 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.