CVE-2026-77946

Summary

A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected by this vulnerability is the function uci_safe_get of the file /cgi-bin/apply_time.cgi of the component NTP Timezone Configuration Handler. Executing a manipulation of the argument system.ntp.server/system.ntp.enable_server/cameo.time.time_zone/cameo.cameo.syslog_server can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

Affected Software

Weaknesses

• CWE-121: Stack-based Buffer Overflow
• CWE-119: Memory Corruption

References

• https://vuldb.com/vuln/394175
• https://vuldb.com/vuln/394175/cti
• https://vuldb.com/cve/CVE-2026-77946
• https://vuldb.com/submit/881252
• https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TEW-821DAP_ssi_NTP_Timezone_Config_Stack_Overflow.md

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