CVE-2023-24142
Published: 03 February 2023
Summary
CVE-2023-24142 is a critical-severity Command Injection (CWE-77) vulnerability in Totolink Ca300-Poe Firmware. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 5.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
TOTOLINK CA300-PoE firmware version V6.2c.884 contains a command injection vulnerability in the setNetworkDiag function, where the NetDiagPingSize parameter is processed without adequate sanitization. The flaw is tracked as CVE-2023-24142, carries a CVSS v3.1 score of 9.8, and is classified under CWE-77.
An unauthenticated attacker with network access can supply a crafted NetDiagPingSize value to execute arbitrary operating-system commands on the device. Successful exploitation grants full control over the affected router, allowing arbitrary code execution with impacts to confidentiality, integrity Availability.
Public references consist of a detailed proof-of-concept on GitHub that demonstrates the injection vector; no vendor advisory or firmware patch information is included in the available sources. The EPSS score for this CVE rose from lower values to a peak of 0.3113 on 2025-01-22 before receding to the current 0.1490, indicating a period of increased exploitation interest after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-28205
Vulnerability details
TOTOLINK CA300-PoE V6.2c.884 was discovered to contain a command injection vulnerability via the NetDiagPingSize parameter in the setNetworkDiag function.
- 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.