How severe is CVE-2016-8367?

CVE-2016-8367 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2016-8367 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-8367?

CVE-2016-8367 primarily affects Schneider-electric Magelis Gtu Universal Panel Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-8367?

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

When was CVE-2016-8367 published?

CVE-2016-8367 was published on 2017-02-13 and last updated on 2026-06-17.

CVE-2016-8367

CVE-2016-8367 is a medium-severity vulnerability in Schneider-electric Magelis Gtu Universal Panel Firmware with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Schneider-electric Magelis Gtu Universal Panel Firmware
Published: 2017-02-13
Last modified: 2026-06-17

Description

An issue was discovered in Schneider Electric Magelis HMI Magelis GTO Advanced Optimum Panels, all versions, Magelis GTU Universal Panel, all versions, Magelis STO5xx and STU Small panels, all versions, Magelis XBT GH Advanced Hand-held Panels, all versions, Magelis XBT GK Advanced Touchscreen Panels with Keyboard, all versions, Magelis XBT GT Advanced Touchscreen Panels, all versions, and Magelis XBT GTW Advanced Open Touchscreen Panels (Windows XPe). An attacker can open multiple connections to a targeted web server and keep connections open preventing new connections from being made, rendering the web server unavailable during an attack.

Frequently asked questions

What is CVE-2016-8367?: An issue was discovered in Schneider Electric Magelis HMI Magelis GTO Advanced Optimum Panels, all versions, Magelis GTU Universal Panel, all versions, Magelis STO5xx and STU Small panels, all versions, Magelis XBT GH Advanced Hand-held Panels, all versions, Magelis XBT GK Advanced Touchscreen Panels with Keyboard, all versions, Magelis XBT GT Advanced Touchscreen Panels, all versions, and Magelis XBT GTW Advanced Open Touchscreen Panels (Windows XPe). An attacker can open multiple connections to a targeted web server and keep connections open preventing new connections from being made, rendering the web server unavailable during an attack.
How severe is CVE-2016-8367?: CVE-2016-8367 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2016-8367 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-8367?: CVE-2016-8367 primarily affects Schneider-electric Magelis Gtu Universal Panel Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-8367?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-8367 published?: CVE-2016-8367 was published on 2017-02-13 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:o:schneider-electric:magelis_gtu_universal_panel_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:magelis_gto_advanced_optimum_panel_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:magelis_sto5_small_panel_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:magelis_stu_small_panel_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:magelis_xbt_gh_advanced_hand-held_panel_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:magelis_xbt_gk_advanced_touchscreen_panel_with_keyboard_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:magelis_xbt_gt_advanced_touchscreen_panel_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:magelis_xbt_gtw_advanced_open_touchscreen_panel_firmware:-:*:*:*:*:*:*:*

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