CVE-2024-34921
Published: 14 May 2024
Summary
CVE-2024-34921 is a high-severity OS Command Injection (CWE-78) vulnerability in Totolink X5000R Firmware. Its CVSS base score is 8.8 (High).
Operationally, ranked in the top 6.0% 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 X5000R firmware version 9.1.0cu.2350_B20230313 contains an OS command injection vulnerability (CWE-78) in the disconnectVPN function. The flaw received a CVSS 3.1 score of 8.8 and permits unauthenticated command execution through improper handling of user-supplied input to the affected VPN-related endpoint.
An attacker positioned on the adjacent network can reach the router's management interface without credentials and supply crafted parameters to the disconnectVPN handler. Successful exploitation grants arbitrary command execution with full impact on confidentiality, integrity, and availability of the device.
Public proof-of-concept code demonstrating the injection has been published on GitHub. No vendor advisory, patch information, or mitigation guidance appears among the available references. The EPSS score currently stands at 0.1213 with no material increase observed since disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2024-35109
Vulnerability details
TOTOLINK X5000R v9.1.0cu.2350_B20230313 was discovered to contain a command injection via the disconnectVPN function.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.