CVE-2023-24276
CWE-77Published: February 6, 2023· Updated: Jun 17, 2026
Official Description
TOTOlink A7100RU(V7.4cu.2313_B20191024) was discovered to contain a command injection vulnerability via the country parameter at setting/delStaticDhcpRules.
Risk Analysis
The TOTOlink A7100RU router is susceptible to command injection via the country parameter in the static DHCP rules settings. This critical vulnerability allows for remote code execution by an attacker.
No public exploit is known, and it is not in the CISA KEV. It is remotely exploitable.
Update the router firmware to a version that sanitizes the country parameter input.
Technical Analysis
CVE-2023-24276 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-2023-24276 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts