SB2023101127 - Multiple vulnerabilities in Micro Research MR-GM series
Published: October 11, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Stack-based buffer overflow (CVE-ID: CVE-2021-35392)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to unsafe crafting of SSDP NOTIFY messages from received M-SEARCH messages ST header. A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
2) Heap-based buffer overflow (CVE-ID: CVE-2021-35393)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to unsafe parsing of the UPnP SUBSCRIBE/UNSUBSCRIBE Callback header. A remote attacker can pass specially crafted data to the application, trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
3) Incorrect default permissions (CVE-ID: CVE-2023-45194)
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to use of default credentials. A remote attacker on the local network can intercept the communication when the affected product performs the communication without changing the pre-shared key from the factory-default configuration.
Remediation
Install update from vendor's website.