How severe is CVE-2017-9959?

CVE-2017-9959 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-9959 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-9959?

CVE-2017-9959 affects Schneider-electric U.motion Builder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-9959?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-9959 published?

CVE-2017-9959 was published on 2017-09-26 and last updated on 2026-06-17.

CVE-2017-9959

CVE-2017-9959 is a medium-severity vulnerability in Schneider-electric U.motion Builder with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.9
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Schneider-electric U.motion Builder
Published: 2017-09-26
Last modified: 2026-06-17

Description

A vulnerability exists in Schneider Electric's U.motion Builder software versions 1.2.1 and prior in which the system accepts reboot in session from unauthenticated users, supporting a denial of service condition.

Frequently asked questions

What is CVE-2017-9959?: A vulnerability exists in Schneider Electric's U.motion Builder software versions 1.2.1 and prior in which the system accepts reboot in session from unauthenticated users, supporting a denial of service condition.
How severe is CVE-2017-9959?: CVE-2017-9959 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-9959 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-9959?: CVE-2017-9959 affects Schneider-electric U.motion Builder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-9959?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-9959 published?: CVE-2017-9959 was published on 2017-09-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:schneider-electric:u.motion_builder:*:*:*:*:*:*:*:*

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