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"cveId": "CVE-2026-12850",
"assignerOrgId": "0df08a0e-a200-4957-9bb0-084f562506f9",
"state": "PUBLISHED",
"assignerShortName": "GV",
"dateReserved": "2026-06-22T00:42:27.477Z",
"datePublished": "2026-06-24T03:40:24.764Z",
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"title": "GeoVision GV-I/O Box 4E libNetSetObj.so OS command injection vulnerability",
"datePublic": "2026-06-17T03:31:00.000Z",
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"description": "CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')",
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"vendor": "GeoVision Inc.",
"product": "GV-I/O Box 4E",
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"Linux"
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"status": "affected",
"version": "V2.09"
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"status": "unaffected",
"version": "V2.12"
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"value": "Multiple OS command injection vulnerabilities exist in the libNetSetObj.so functionality of GeoVision GV-I/O Box 4E 2.09. A specially crafted network packet can lead to command execution. An attacker can send a network request to trigger this vulnerability.\n\n\n`libNetSetObj.so` is an internal library used by various binaries on the device to configure the network stack (start and stop various services, configure IP, Netmask, gateway, dns, etc.)\n\n\n#### CNetSetObj::m_F_n_Set_Gate_way command injection\n\nThe following function takes a string as a gatewy address, performs no sanitization on it and calls `system`. This is a classic command injection vulnerability. The function is reachable from both the network-exposed `DVRSearch` service and the `Network.cgi` endpoint. \n\n\n\n\n\n int __fastcall CNetSetObj::m_F_n_Set_Gate_way(const char **this, char *gw, char *dev)\n\n {\n\n char s[324]; // [sp+4h] [bp-144h] BYREF\n\n\n\n if ( !dev && !*this || !gw )\n\n return 0;\n\n system(\"/sbin/route del -net 224.0.0.0 netmask 224.0.0.0\");\n\n system(\"/sbin/route del default \");\n\n if ( dev )\n\n sprintf(s, \"/sbin/route add default gw %s dev %s\", gw, dev); //attacker controlled gw string\n\n else\n\n sprintf(s, \"/sbin/route add default gw %s dev %s\", gw, *this); //attacker controlled gw string\n\n system(s);\n\n sprintf(s, \"/sbin/route add -net 224.0.0.0 netmask 224.0.0.0 gw %s dev %s\", gw, *this); //attacker controlled gw string\n\n system(s);\n\n return 1;\n\n }",
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`libNetSetObj.so` is an internal library used by various binaries on the device to configure the network stack (start and stop various services, configure IP, Netmask, gateway, dns, etc.)\n
#### CNetSetObj::m_F_n_Set_Gate_way command injection
The following function takes a string as a gatewy address, performs no sanitization on it and calls `system`. This is a classic command injection vulnerability. The function is reachable from both the network-exposed `DVRSearch` service and the `Network.cgi` endpoint. \n
\n
\n
int __fastcall CNetSetObj::m_F_n_Set_Gate_way(const char **this, char *gw, char *dev)\n
{\n
char s[324]; // [sp+4h] [bp-144h] BYREF\n
\n
if ( !dev && !*this || !gw )\n
return 0;\n
system(\"/sbin/route del -net 224.0.0.0 netmask 224.0.0.0\");\n
system(\"/sbin/route del default \");\n
if ( dev )\n
sprintf(s, \"/sbin/route add default gw %s dev %s\", gw, dev); //attacker controlled gw string\n
else\n
sprintf(s, \"/sbin/route add default gw %s dev %s\", gw, *this); //attacker controlled gw string\n
system(s);\n
sprintf(s, \"/sbin/route add -net 224.0.0.0 netmask 224.0.0.0 gw %s dev %s\", gw, *this); //attacker controlled gw string\n
system(s);\n
return 1;\n
}
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"references": [
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"url": "https://www.geovision.com.tw/cyber_security.php",
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"vendor-advisory"
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"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2026-2379",
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