What is the severity of CVE-2021-31505?

CVE-2021-31505 is categorized as a high-severity vulnerability due to its potential for privilege escalation without authentication.

How do I fix CVE-2021-31505?

To mitigate CVE-2021-31505, update the Arlo Q Plus firmware to a version that addresses this vulnerability.

What systems are affected by CVE-2021-31505?

CVE-2021-31505 affects Arlo Q Plus devices running firmware version 1.9.0.3_278.

Who is affected by CVE-2021-31505?

Individuals or organizations using the Arlo Q Plus devices with the specified firmware version are vulnerable to CVE-2021-31505.

What type of vulnerability is CVE-2021-31505?

CVE-2021-31505 is a privilege escalation vulnerability that can be exploited through physical access to the device.

Vulnerability/
CVE-2021-31505

high

7.2

CWE

798

29/6/2021

3/8/2024

21/2/2025

CVE-2021-31505: Arlo Q Plus SSH Use of Hard-coded Credentials Privilege Escalation Vulnerability

First published: Tue Jun 29 2021(Updated: )

This vulnerability allows attackers with physical access to escalate privileges on affected installations of Arlo Q Plus 1.9.0.3_278. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SSH service. The device can be booted into a special operation mode where hard-coded credentials are accepted for SSH authentication. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. Was ZDI-CAN-12890.

Credit: zdi-disclosures@trendmicro.com

Affected Software	Affected Version	How to fix
Arlo Q Plus Firmware
Arlo Q Plus Firmware	=1.9.0.3_278
Arlo Q Plus Firmware

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Frequently Asked Questions

What is the severity of CVE-2021-31505?
CVE-2021-31505 is categorized as a high-severity vulnerability due to its potential for privilege escalation without authentication.
How do I fix CVE-2021-31505?
To mitigate CVE-2021-31505, update the Arlo Q Plus firmware to a version that addresses this vulnerability.
What systems are affected by CVE-2021-31505?
CVE-2021-31505 affects Arlo Q Plus devices running firmware version 1.9.0.3_278.
Who is affected by CVE-2021-31505?
Individuals or organizations using the Arlo Q Plus devices with the specified firmware version are vulnerable to CVE-2021-31505.
What type of vulnerability is CVE-2021-31505?
CVE-2021-31505 is a privilege escalation vulnerability that can be exploited through physical access to the device.

agent/references
agent/type
collector/mitre-cve
source/MITRE
agent/weakness
agent/severity
agent/title
agent/author
agent/last-modified-date
agent/description
agent/first-publish-date
agent/softwarecombine
agent/event
agent/trending
agent/source
agent/tags
collector/zdi-advisory
source/ZDI
alias/ZDI-21-683
alias/ZDI-CAN-12890
alias/CVE-2021-31505
agent/software-canonical-lookup
agent/software-canonical-lookup-request
collector/nvd-index
vendor/arlo
canonical/arlo q plus firmware
version/arlo q plus firmware/1.9.0.3_278

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Frequently Asked Questions

What is the severity of CVE-2021-31505?
CVE-2021-31505 is categorized as a high-severity vulnerability due to its potential for privilege escalation without authentication.
How do I fix CVE-2021-31505?
To mitigate CVE-2021-31505, update the Arlo Q Plus firmware to a version that addresses this vulnerability.
What systems are affected by CVE-2021-31505?
CVE-2021-31505 affects Arlo Q Plus devices running firmware version 1.9.0.3_278.
Who is affected by CVE-2021-31505?
Individuals or organizations using the Arlo Q Plus devices with the specified firmware version are vulnerable to CVE-2021-31505.
What type of vulnerability is CVE-2021-31505?
CVE-2021-31505 is a privilege escalation vulnerability that can be exploited through physical access to the device.