EUVD-2026-64995

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the sysreboot function. The vulnerability is caused by unsafe concatenation of split valueN data into a fixed-size buffer. A remote attacker can trigger this vulnerability via crafted input, causing a denial of service...

CVE-2026-71937

DrayTek VigorSwitch multiple models are affected by a buffer overflow in the poe_schedule_profile function. The root cause is repeated concatenation of scheduling fields (start_date, start_time, duration_time, how_often, weekdays, monthly_date, cycle_duration) into small fixed-size buffers withou...

CVE-2026-71935 DrayTek VigorSwitch Multiple Models Buffer Overflow via webBackupAction

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the webBackupAction function. The vulnerability is caused by repeated string concatenation of the pathN, valueN, key, and option fields into fixed-size stack buffers without total length checks. A remote attacker can...

CVE-2026-71935

Multiple DrayTek VigorSwitch models are affected by a stack-based buffer overflow in the webBackupAction function. The root cause is repeated string concatenation of the pathN , valueN , key , and option fields into fixed-size stack buffers without total length checks. A remote attacker with vali...

CVE-2026-71935 DrayTek VigorSwitch Multiple Models Buffer Overflow via webBackupAction

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the webBackupAction function. The vulnerability is caused by repeated string concatenation of the pathN, valueN, key, and option fields into fixed-size stack buffers without total length checks. A remote attacker can...

EUVD-2026-64994

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the webBackupAction function. The vulnerability is caused by repeated string concatenation of the pathN, valueN, key, and option fields into fixed-size stack buffers without total length checks. A remote attacker can...

CVE-2026-71934

Multiple DrayTek VigorSwitch models are affected by a buffer overflow in the pingtrace function, caused by missing length checks when the host, count, and interval fields are concatenated into a fixed-size buffer. A remote attacker with valid administrative credentials for the device's web manage...

CVE-2026-71934 DrayTek VigorSwitch Multiple Models Buffer Overflow via pingtrace

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the pingtrace function. The vulnerability is caused by missing length checks when the host, count, and interval fields are concatenated into a fixed-size buffer. A remote attacker can trigger this vulnerability via...

CVE-2026-71934 DrayTek VigorSwitch Multiple Models Buffer Overflow via pingtrace

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the pingtrace function. The vulnerability is caused by missing length checks when the host, count, and interval fields are concatenated into a fixed-size buffer. A remote attacker can trigger this vulnerability via...

EUVD-2026-64993

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the pingtrace function. The vulnerability is caused by missing length checks when the host, count, and interval fields are concatenated into a fixed-size buffer. A remote attacker can trigger this vulnerability via...

CVE-2026-71932 DrayTek VigorSwitch Multiple Models Path Traversal via getSyslogFile

Multiple DrayTek VigorSwitch models contain a directory traversal vulnerability in the getSyslogFile function. The vulnerability is caused by insufficient validation of the option field. A remote attacker can trigger this vulnerability via crafted input containing path traversal sequences to acce...

CVE-2026-71932 DrayTek VigorSwitch Multiple Models Path Traversal via getSyslogFile

Multiple DrayTek VigorSwitch models contain a directory traversal vulnerability in the getSyslogFile function. The vulnerability is caused by insufficient validation of the option field. A remote attacker can trigger this vulnerability via crafted input containing path traversal sequences to acce...

EUVD-2026-64991

Multiple DrayTek VigorSwitch models contain a directory traversal vulnerability in the getSyslogFile function. The vulnerability is caused by insufficient validation of the option field. A remote attacker can trigger this vulnerability via crafted input containing path traversal sequences to acce...

CVE-2026-71932

Multiple DrayTek VigorSwitch models contain a directory traversal vulnerability in the getSyslogFile function, caused by insufficient validation of the option field. A remote attacker with valid administrative credentials for the device's web management interface can supply crafted input containi...

EUVD-2026-64990

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the tftpupgrade function. The vulnerability is caused by insufficient filtering before the filename field is concatenated into a command. A remote attacker can trigger this vulnerability via crafted input to execute...

CVE-2026-71931 DrayTek VigorSwitch Multiple Models OS Command Injection via tftp_upgrade

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the tftpupgrade function. The vulnerability is caused by insufficient filtering before the filename field is concatenated into a command. A remote attacker can trigger this vulnerability via crafted input to execute...

CVE-2026-71931 DrayTek VigorSwitch Multiple Models OS Command Injection via tftp_upgrade

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the tftpupgrade function. The vulnerability is caused by insufficient filtering before the filename field is concatenated into a command. A remote attacker can trigger this vulnerability via crafted input to execute...

CVE-2026-71931

Multiple DrayTek VigorSwitch models are affected by an OS command injection vulnerability in the tftp_upgrade function. The root cause is insufficient filtering of the filename field before it is concatenated into a system command, allowing a remote attacker to execute arbitrary commands with roo...

EUVD-2026-64989

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the setTime function. The vulnerability is caused by insufficient filtering of the username and password fields before command execution. A remote attacker can trigger this vulnerability via crafted input to execute...

CVE-2026-71930

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the setTime function, caused by insufficient filtering of username and password fields before command execution. A remote attacker with valid administrative credentials on the device's web management interface can cr...