CVE-2023-37148
CWE-77Published: July 7, 2023· Updated: Jun 17, 2026
Official Description
TOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a command injection vulnerability via the ussd parameter in the setUssd function.
Risk Analysis
The TOTOLINK LR350 firmware is susceptible to command injection via the ussd parameter in the setUssd function. This critical vulnerability allows remote attackers to execute arbitrary system commands.
There is no public exploit known, and it is not in the KEV catalog. It is remotely exploitable with low attack complexity.
Users should apply the latest firmware updates from the manufacturer to resolve this command injection flaw.
Technical Analysis
CVE-2023-37148 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-77)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-37148 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts