Kwetsbaarheid CVE-2018-15458

A Vulnerability In The Shell Access Filter Feature Of Cisco Firepower Management Center (FMC), When Used In Conjunction With Remote Authentication, Could Allow An Unauthenticated, Remote Attacker To Cause High Disk Utilization, Resulting In A Denial Of Service (DoS) Condition. The Vulnerability Occurs Because The Configuration Of The Shell Access Filter, When Used With A Specific Type Of Remote Authentication, Can Cause A System File To Have Unbounded Writes. An Attacker Could Exploit This Vulnerability By Sending A Steady Stream Of Remote Authentication Requests To The Appliance When The Specific Configuration Is Applied. Successful Exploitation Could Allow The Attacker To Increase The Size Of A System Log File So That It Consumes Most Of The Disk Space. The Lack Of Available Disk Space Could Lead To A DoS Condition In Which The Device Functions Could Operate Abnormally, Making The Device Unstable.

Algemeen

CVE
CVE-2018-15458
Leverancier(s) betrokken
Omschrijving
A Vulnerability In The Shell Access Filter Feature Of Cisco Firepower Management Center (FMC), When Used In Conjunction With Remote Authentication, Could Allow An Unauthenticated, Remote Attacker To Cause High Disk Utilization, Resulting In A Denial Of Service (DoS) Condition. The Vulnerability Occurs Because The Configuration Of The Shell Access Filter, When Used With A Specific Type Of Remote Authentication, Can Cause A System File To Have Unbounded Writes. An Attacker Could Exploit This Vulnerability By Sending A Steady Stream Of Remote Authentication Requests To The Appliance When The Specific Configuration Is Applied. Successful Exploitation Could Allow The Attacker To Increase The Size Of A System Log File So That It Consumes Most Of The Disk Space. The Lack Of Available Disk Space Could Lead To A DoS Condition In Which The Device Functions Could Operate Abnormally, Making The Device Unstable.
Publicatie
Donderdag, 10 Januari 2019
Gewijzigd
Vrijdag, 11 Januari 2019 15:00
Ernst

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