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Artikelnummer: 000133578


DSA-2020-059: Dell OS Recovery Image Insecure Inherited Permissions Vulnerability

Zusammenfassung: Dell Windows 10 recovery images require an update to address an insecure inherited permissions vulnerability.

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Artikelinhalt


Auswirkungen

High

Details

  • Insecure Inherited Permissions Vulnerability
CVE-2020-5343

Dell Client platforms restored using a Dell OS recovery image downloaded before December 20, 2019, may contain an insecure inherited permissions vulnerability. A local authenticated malicious user with low privileges could exploit this vulnerability to gain unauthorized access on the root folder.

CVSS Base Score: 7.3 (AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H)
  • Insecure Inherited Permissions Vulnerability
CVE-2020-5343

Dell Client platforms restored using a Dell OS recovery image downloaded before December 20, 2019, may contain an insecure inherited permissions vulnerability. A local authenticated malicious user with low privileges could exploit this vulnerability to gain unauthorized access on the root folder.

CVSS Base Score: 7.3 (AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H)
Dell Technologies empfiehlt allen Kunden, sowohl die CVSS-Gesamtbewertung als auch alle relevanten zeitlichen und umweltbezogenen Bewertungen zu berücksichtigen, die sich auf den potenziellen Schweregrad einer bestimmten Sicherheitsschwachstelle auswirken können.

Betroffene Produkte und Problembehebung

Affected products:

Dell Client platforms licensed for Microsoft Windows 10 restored using a Dell OS recovery image for Microsoft Windows 10 that was downloaded before December 20, 2019.
 

Remediation:

Dell OS recovery images released December 20, 2019 and later have been updated to remediate this vulnerability.

 

Customers who used a Dell OS recovery image for Microsoft Windows 10, downloaded before December 20, 2019, should install the Critical Update labeled as "Dell Security Advisory DSA-2020-059" using one of the following Dell Download Notification Applications:

  • Dell Update 3.1 or later
  • Dell Command Update 3.1 or later
  • Dell SupportAssist 3.4.1 or later

 

Installation of this update will remediate this vulnerability on affected systems without further user interaction.

 

Dell recommends that customers follow security best practices for malware protection and use security software to help protect against malware (e.g., advanced threat prevention software or anti-virus).

Affected products:

Dell Client platforms licensed for Microsoft Windows 10 restored using a Dell OS recovery image for Microsoft Windows 10 that was downloaded before December 20, 2019.
 

Remediation:

Dell OS recovery images released December 20, 2019 and later have been updated to remediate this vulnerability.

 

Customers who used a Dell OS recovery image for Microsoft Windows 10, downloaded before December 20, 2019, should install the Critical Update labeled as "Dell Security Advisory DSA-2020-059" using one of the following Dell Download Notification Applications:

  • Dell Update 3.1 or later
  • Dell Command Update 3.1 or later
  • Dell SupportAssist 3.4.1 or later

 

Installation of this update will remediate this vulnerability on affected systems without further user interaction.

 

Dell recommends that customers follow security best practices for malware protection and use security software to help protect against malware (e.g., advanced threat prevention software or anti-virus).

Zugehörige Informationen


Artikeleigenschaften


Betroffenes Produkt

Product Security Information

Letztes Veröffentlichungsdatum

10 Nov. 2021

Version

5

Artikeltyp

Dell Security Advisory