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

Published Jun 29, 2021
·
Updated

This vulnerability allows attackers with physical access to escalate privileges on affected installations of Arlo Q Plus 1.9.0.3278. 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.

Other sources

This vulnerability allows attackers with physical access to escalate privileges on affected installations of Arlo Q Plus. 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.

Affected Software

3 affected components
Arlo Q Plus
Arlo Q Plus Firmware=1.9.0.3_278
Arlo Q Plus

Event History

Jun 29, 2021
CVE Published
via MITRE·02:33 PM
Data Sourced
via MITRE·02:33 PM
DescriptionSeverityWeakness
Feb 24, 2025
Advisory Published
via ZDI·02:03 AM

Frequently Asked Questions

1

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.

2

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.

3

What systems are affected by CVE-2021-31505?

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

4

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.

5

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.

Contact

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