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Advisories

Netcore NR255-V 1.5.130703 NULL Pointer Dereference via Unchecked atoi() in QoS Setter Handlers

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severity
medium
date
Affecting

  • NR255-V 1.5.130703

CWE
  • CWE-476 NULL Pointer Dereference
CVSS
6.9
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Credit
Zhou Ao, Yin Luxing, Jiang Yuxuan, Liu Xin, @Nebusec
Description
Netcore NR255-V version 1.5.130703 contains a null pointer dereference vulnerability in the QoS setter CGI handlers filter_conn_del_cgi.c and gre_prio_set_cgi.c due to unchecked atoi() results. An attacker can trigger the flaw by supplying crafted input to these handlers, causing a denial of service.

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