CVE-2022-38132

Command injection vulnerability in Linksys MR8300 router while Registration to DDNS Service. By specifying username and password, an attacker connected to the router's web interface can execute arbitrary OS commands.

HIGH
8.8
CVSS Score
Published: August 23, 2022 at 11:16 PM UTC
Updated: June 17, 2026 at 04:56 AM UTC
2 products affected across 1 vendorMR8300 FirmwareMr8300

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Severity
HIGH8.8
Exploit prediction
EPSS 0.6%

Description

Command injection vulnerability in Linksys MR8300 router while Registration to DDNS Service. By specifying username and password, an attacker connected to the router's web interface can execute arbitrary OS commands. The username and password fields are not sanitized correctly and are used as URL construction arguments, allowing URL redirection to an arbitrary server, downloading an arbitrary script file, and eventually executing the file in the device. This issue affects: Linksys MR8300 Router 1.0.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

linksys-mr8300 (same device)
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-78

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