CVE-2025-45798
Published: 08 May 2025
Summary
CVE-2025-45798 is a critical-severity Command Injection (CWE-77) vulnerability in Totolink A950Rg Firmware. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 22.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
CVE-2025-45798 is a command injection vulnerability (CWE-77) in the TOTOLINK A950RG router running firmware version V4.1.2cu.5204_B20210112. The flaw resides in the setNoticeCfg interface inside the /lib/cste_modules/system.so library, where the IpTo parameter is processed without adequate sanitization, allowing arbitrary command execution.
An unauthenticated attacker with network access can supply a malicious IpTo value to the affected endpoint and achieve remote code execution with full system privileges, corresponding to the CVSS 9.8 rating that reflects no required authentication or user interaction.
A public technical write-up and proof-of-concept are available in the referenced GitHub repository, but no vendor advisory or firmware patch information is provided in the current references. The associated EPSS score has remained flat at 0.0101 with no material increase since disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-14036
Vulnerability details
A command execution vulnerability exists in the TOTOLINK A950RG V4.1.2cu.5204_B20210112. The vulnerability is located in the setNoticeCfg interface within the /lib/cste_modules/system.so library, specifically in the processing of the IpTo parameter.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.