Submit #390127: Linksys WRT54G v4.21.5 Buffer Overflowinfo

TitelLinksys WRT54G v4.21.5 Buffer Overflow
BeschreibungThe Linksys WRT54G Firmware v4.21.5 has a stack overflow vulnerability in validate_services_port function. The variable services_array receives the parameter from a POST request. In line 55, the sscanf function parse POST parameter to v22. the v22 variable is stack-allocated and has a size of only 80 characters. If the variable exceeds this length, it can result in a buffer overflow vulnerability, potentially leading to remote code execution or denial-of-service attacks.
Quelle⚠️ https://github.com/BuaaIOTTeam/Iot_Linksys/blob/main/Linksys_WRT54G_validate_services_port.md
Benutzer BuaaI0TTeam (UID 73421)
Einreichung13.08.2024 11:24 (vor 2 Jahren)
Moderieren20.08.2024 20:04 (7 days later)
StatusDuplikat
VulDB Eintrag26313 [Linksys WRT54G 3.01.3/3.03.6 Links apply.cgi Pufferüberlauf]
Punkte0

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