SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2016-8367

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.

MEDIUM 5.3EPSS 4.30%

Does this matter?

Lower severity and a low EPSS score (4.30%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS
4.30% probability · 91th percentile
CISA KEV
Not listed
Weakness
CWE-400
Affected
schneider-electric/magelis gtu universal panel firmware · schneider-electric/magelis gto advanced optimum panel firmware · schneider-electric/magelis sto5 small panel firmware · schneider-electric/magelis stu small panel firmware · schneider-electric/magelis xbt gh advanced hand-held panel firmware · schneider-electric/magelis xbt gk advanced touchscreen panel with keyboard firmware · schneider-electric/magelis xbt gt advanced touchscreen panel firmware · schneider-electric/magelis xbt gtw advanced open touchscreen panel firmware
Source
ics-cert@hq.dhs.gov

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.