Skip to content
Fencer Vulns
high 7.3

CVE-2017-9956 json

An authentication bypass vulnerability exists in Schneider Electric's U.motion Builder software versions 1.2.1 and prior in which the syste…

published 2017-09-25 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-18865

cvss
7.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 65%
public exploits
0
none known

Summary

An authentication bypass vulnerability exists in Schneider Electric's U.motion Builder software versions 1.2.1 and prior in which the system contains a hard-coded valid session. An attacker can use that session ID as part of the HTTP cookie of a web request, resulting in authentication bypass

Vendor advisories

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

cisa ICSA-17-180-02 updated cvss 7.3

Schneider Electric U.motion Builder (Update A)

  • Schneider Electric Software, LLC U.motion Builder <= 1.2.1
    affected: vendor fix, mitigation “Schneider Electric's security notice SEVD-2017-178-01 is available” schneider-electric.com

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

1.08% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 7.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • Schneider Electric SE U.Motion

Classification

Weakness
  • CWE-798 Use of Hard-coded Credentials

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.