Netcore NR256CN through 1.5.140116 Boa Web Server NULL Pointer Dereference DoS

Netcore NR256CN through 1.5.140116 contains a NULL pointer dereference vulnerability in the Boa web server's user_auth() function that allows unauthenticated attackers to crash the server via a malformed Authorization header. Attackers can send a Basic Authorization value lacking a colon, such as one decoding to a single character, to protected routes like /router/get_user_type.cgi to kill the main Boa process and deny management interface access.

Netcore NR256CN through 1.5.140116 Pre-Auth Stack Overflow via Boa user_ok()

Netcore NR256CN through 1.5.140116 contains a pre-authentication stack overflow vulnerability in the Boa web server's user_ok() function, which copies Basic-auth usernames with unbounded strcpy() calls into 64-byte stack buffers. Unauthenticated attackers can send a username longer than 63 bytes to any protected /router/*.cgi route to crash the main Boa process or potentially execute code.

Netcore NR256CN through 1.5.140116 Authentication Bypass via CGI Path Prefix

Netcore NR256CN through 1.5.140116 contains an authentication bypass vulnerability that allows unauthenticated attackers to reach protected management CGI handlers by prefixing the URI with a public route. Attackers can request paths prefixed with l7_web_auth.cgi or an .ico route to invoke protected management handlers without credentials.

Netcore NBR100V2 auto_ac msg_aes_dec integer overflow

A vulnerability was determined in Netcore NBR100V2 1.3.240614.030928. Affected by this issue is the function msg_aes_dec of the file /usr/bin/auto_ac. This manipulation causes integer overflow. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

An issue in Netcore B11 Enterprise-level full Gigabit 9-port shop wireless router v1.3.241114.024540 and before allows a remote attacker to execute arbitrary code via the www\cgi-bin\upgrade file

Netcore NR256CN through 1.5.140116 Unauthenticated Write to Fixed Boa Staging Files

Netcore NR256CN through 1.5.140116 contains an unauthenticated file write vulnerability in the Boa-derived /bin/boa web server that allows remote attackers to overwrite update and restore staging files. Attackers can POST to a non-existent .cgi pathname to write attacker-controlled content into /tmp/boa_temp.update or /tmp/boa_temp.para, tampering with pending firmware updates or configuration restores or causing denial of service.

Netcore NR268 DDNS DDNSset.cgi execvp argument injection

A flaw has been found in Netcore NR268 1.7.121109. The affected element is the function execvp of the file /router/DDNSset.cgi of the component DDNS. Executing a manipulation of the argument Hostname can lead to argument injection. The attack can be launched remotely.

Netcore NR268 Web UI l7_call_board_user_set.cgi eval cross site scripting

A vulnerability was identified in Netcore NR268 1.7.121109. Affected by this vulnerability is the function eval of the file /router/l7_call_board_user_set.cgi of the component Web UI. Such manipulation of the argument title/note/URL/content leads to cross site scripting. The attack can be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Netcore NR268 DHCP dhcp_dynamicip_show.cgi eval cross site scripting

A vulnerability was found in Netcore NR268 1.7.121109. This affects the function eval of the file dhcp_dynamicip_show.cgi of the component DHCP Handler. The manipulation of the argument Hostname results in cross site scripting. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Netcore NR268 filter_arp_put_file.cgi filter_arp_put_file_cgi out-of-bounds

A vulnerability has been found in Netcore NR268 1.7.121109. This affects the function filter_arp_put_file_cgi of the file /router/filter_arp_put_file.cgi. The manipulation of the argument put_file leads to out-of-bounds read. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Netcore NR268 DHCP Hostname filter_hosts_dump.cgi eval cross site scripting

A vulnerability was determined in Netcore NR268 1.7.121109. This impacts the function eval of the file filter_hosts_dump.cgi of the component DHCP Hostname Handler. This manipulation of the argument Hostname causes cross site scripting. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Netcore NR268 CGI Endpoint cross-site request forgery

A security flaw has been discovered in Netcore NR268 1.7.121109. Affected by this issue is some unknown functionality of the component CGI Endpoint. Performing a manipulation results in cross-site request forgery. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Netcore NR268 CGI Execution user_ok improper authentication

A vulnerability was determined in Netcore NR268 1.7.121109. Affected is the function user_ok of the component CGI Execution. This manipulation causes improper authentication. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Netcore NR268 DDNS ddns_wan_list_show.cgi ddns_wan_list_show information disclosure

A vulnerability has been found in Netcore NR268 1.7.121109. The impacted element is the function ddns_wan_list_show of the file ddns_wan_list_show.cgi of the component DDNS Handler. The manipulation of the argument user_idN/passwordN leads to information disclosure. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Sensitive Information Disclosure in Netcore B11 Router Firmware

An issue in Netcore B11 Enterprise-level full Gigabit 9-port shop wireless router v1.3.241114.024540 and before allows a remote attacker to obtain sensitive information

Netcore NAP930 Backup/Restore backup_common.sh hard-coded key

A vulnerability was determined in Netcore NAP930 0.1.241010.141410. This vulnerability affects unknown code of the file /lib/functions/backup_common.sh of the component Backup/Restore. This manipulation of the argument aes_pass causes use of hard-coded cryptographic key . It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Netcore POWER13 ubus routerd.passwd_set password recovery

A security vulnerability has been detected in Netcore POWER13 2.0.240730.162638. This issue affects the function routerd.passwd_set of the file /ubus. Such manipulation leads to weak password recovery. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Netcore NR289-GE CGI set_ntp_server_ip.cgi system os command injection

A vulnerability was detected in Netcore NR289-GE 1.4.5102. This affects the function system of the file /set_ntp_server_ip.cgi of the component CGI Handler. The manipulation of the argument ntp_ip results in os command injection. The attack can be executed remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Netcore NR289-GE CGI Dispatcher boa improper authentication

A security flaw has been discovered in Netcore NR289-GE 1.4.5102. Impacted is an unknown function of the file /bin/boa of the component CGI Dispatcher. Performing a manipulation results in improper authentication. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Netcore NBR100V2 ACL unauthenticated.json uci.apply authorization

A vulnerability was determined in Netcore NBR100V2 1.3.240614.030928. This affects the function uci.apply of the file /usr/share/rpcd/acl.d/unauthenticated.json of the component ACL Handler. This manipulation of the argument section causes missing authorization. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.