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Fencer Intel
critical 9.3

CVE-2013-0655 json

The client in Schneider Electric Software Update (SESU) Utility 1.0.x and 1.1.x does not ensure that updates have a valid origin, which all…

published 13y ago modified 4mo ago also EUVD-2013-0666

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

The client in Schneider Electric Software Update (SESU) Utility 1.0.x and 1.1.x does not ensure that updates have a valid origin, which allows man-in-the-middle attackers to spoof updates, and consequently execute arbitrary code, by modifying the data stream on TCP port 80.

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Vendor advisories

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

cisa ICSA-13-016-01 updated cvss 9.3

Schneider Electric Authenticated Communication Risk Vulnerability

  • Schneider Electric IDS 1.0, 2.0 Schneider Electric PowerSuite 2.5 Schneider Electric SESU 1.0.x, 1.1.x Schneider Electric Smart Widget Acti 9 V1.0.0.0 Schneider Electric Smart Widget H8035 V1.0.0.0 Schneider Electric Smart Widget H8036 V1.0.0.0
    +9 more products
    Schneider Electric Smart Widget PM201 V1.0.0.0 Schneider Electric Smart Widget PM710 V1.0.0.0 Schneider Electric Smart Widget PM750 V1.0.0.0 Schneider Electric SoMachine V1.2.1 Schneider Electric Spacail.pro V1.0.0.x Schneider Electric Unity Pro V5.0_L_M_S_XL, V6.0_L_M_S_XL, V6.1_L_M_S_XL, V0_L_M_S_XL_XLS Schneider Electric Vijeo Designer 6.0.x, 6.1.0.x, 5.0.0.x, 5.1.0.x Schneider Electric Vijeo Designer Opti 6.0.x, 5.1.0.x, 5.0.0.x Schneider Electric Web Gate Client Files V5.1.x
    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

2.91% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-20 Improper Input Validation

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.