ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™ื– ืื™ืŸ Realtek SDK ื’ืขืคึฟื™ืจื˜ ืฆื• ืคึผืจืึธื‘ืœืขืžืก ืื™ืŸ ื“ืขื•ื•ื™ืกืขืก ืคื•ืŸ 65 ืžืึทื ื™ืึทืคืึทืงื˜ืฉืขืจืขืจื–

ืคื™ืจ ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™ื– ื”ืึธื‘ืŸ ืฉื•ื™ืŸ ื™ื™ื“ืขื ืึทืคื™ื™ื“ ืื™ืŸ ืงืึทืžืคึผืึธื•ื ืึทื ืฅ ืคื•ืŸ ื“ื™ Realtek SDK, ื•ื•ืึธืก ืื™ื– ื’ืขื ื•ืฆื˜ ื“ื•ืจืš ืคืึทืจืฉื™ื“ืŸ ื•ื•ื™ื™ืจืœื™ืก ืžื™ื˜ืœ ืžืึทื ื™ืึทืคืึทืงื˜ืฉืขืจืขืจื– ืื™ืŸ ื–ื™ื™ืขืจ ืคื™ืจืžื•ื•ืึทืจืข, ื•ื•ืึธืก ืงืขืŸ ืœืึธื–ืŸ ืึทืŸ ืึทื ืึธื˜ื”ืขื ื˜ื™ืงื™ื™ื˜ื™ื“ ืึทื˜ืึทืงืขืจ ืจื™ืžืึธื•ื˜ืœื™ ื•ื™ืกืคื™ืจืŸ ืงืึธื“ ืื•ื™ืฃ ืึท ืžื™ื˜ืœ ืžื™ื˜ ืขืœืขื•ื•ืึทื˜ืขื“ ืคึผืจื™ื•ื•ื™ืœืึทื“ื–ืฉืึทื–. ืœื•ื™ื˜ ืคึผืจื™ืœื™ืžืึทื ืขืจื™ ืขืกื˜ืึทืžืึทืฅ, ื“ื™ ืคึผืจืึธื‘ืœืขืžืก ื•ื•ื™ืจืงืŸ ื‘ื™ื™ึท ืžื™ื ื“ืกื˜ืขืจ 200 ืžื™ื˜ืœ ืžืึธื“ืขืœืก ืคื•ืŸ 65 ืคืึทืจืฉื™ื“ืขื ืข ืกืึทืคึผืœื™ื™ืขืจื–, ืึทืจื™ื™ึทื ื’ืขืจืขื›ื ื˜ ืคืึทืจืฉื™ื“ืŸ ืžืึธื“ืขืœืก ืคื•ืŸ ื•ื•ื™ื™ืจืœื™ืก ืจืึธื•ื˜ืขืจืก ืึทืกื•ืก, ื-ืœื™ื ืง, ื‘ืขืขืœื™ื ืข, ื‘ืขืœืงื™ืŸ, ื‘ืึทืคืึทืœืึธื•, ื“-ืœื™ื ืง, ืขื“ื™ืกืึธืŸ, ื”ื•ืึทื•ื•ืขื™, ืœื’, ืœืึธื’ื™ื˜ืขื˜ืง, ืžื˜- ืœื™ื ืง, Netgear, Realtek, Smartlink, UPVEL, ZTE ืื•ืŸ Zyxel.

ื“ืขืจ ืคึผืจืึธื‘ืœืขื ืงืึธื•ื•ืขืจืก ืคืึทืจืฉื™ื“ืŸ ืงืœืืกืŸ ืคื•ืŸ ื•ื•ื™ื™ืจืœื™ืก ื“ืขื•ื•ื™ืกืขืก ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ื“ื™ RTL8xxx SoC, ืคึฟื•ืŸ ื•ื•ื™ื™ืจืœื™ืก ืจืึธื•ื˜ืขืจืก ืื•ืŸ Wi-Fi ืึทืžืคึผืœืึทืคื™ื™ืขืจื– ืฆื• IP ืงืึทืžืขืจืึทืก ืื•ืŸ ืงืœื•ื’ ืœื™ื™ื˜ื™ื ื’ ืงืึธื ื˜ืจืึธืœ ื“ืขื•ื•ื™ืกืขืก. ื“ื™ื•ื•ื™ื™ืกืึทื– ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ RTL8xxx ื˜ืฉื™ืคึผืก ื ื•ืฆืŸ ืึทืŸ ืึทืจืงืึทื˜ืขืงื˜ืฉืขืจ ื•ื•ืึธืก ื™ื ื•ื•ืึทืœื•ื•ื– ื“ื™ ื™ื™ึทื ืžืึธื ื˜ื™ืจื•ื ื’ ืคื•ืŸ ืฆื•ื•ื™ื™ ืกืึธืงืก - ื“ืขืจ ืขืจืฉื˜ืขืจ ื™ื ืกื˜ืึธืœื– ื“ื™ ืคืึทื‘ืจื™ืงืึทื ื˜ ืก ืœื™ื ื•ืงืก-ื‘ืื–ื™ืจื˜ ืคื™ืจืžื•ื•ืึทืจืข, ืื•ืŸ ื“ื™ ืฆื•ื•ื™ื™ื˜ืข ืœื•ื™ืคื˜ ืึท ื‘ืึทื–ื•ื ื“ืขืจ ืกื˜ืจื™ืคึผื˜-ืึทืจืึธืคึผ ืœื™ื ื•ืงืก ืกื•ื•ื™ื•ื•ืข ืžื™ื˜ ื“ื™ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืคื•ืŸ ืึทืงืกืขืก ืคื•ื ื˜ ืคืึทื ื’ืงืฉืึทื ื–. ื“ื™ ืคื™ืœื•ื ื’ ืคื•ืŸ ื“ื™ ืจื’ืข ืกื•ื•ื™ื•ื•ืข ืื™ื– ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ื ืึธืจืžืึทืœ ืงืึทืžืคึผืึธื•ื ืึทื ืฅ ืฆื•ื’ืขืฉื˜ืขืœื˜ ื“ื•ืจืš Realtek ืื™ืŸ ื“ื™ SDK. ื“ื™ ืงืึทืžืคึผืึธื•ื ืึทื ืฅ ืื•ื™ืš ืคึผืจืึธืฆืขืก ื“ืึทื˜ืŸ ื‘ืืงื•ืžืขืŸ ื•ื•ื™ ืึท ืจืขื–ื•ืœื˜ืึทื˜ ืคื•ืŸ ืฉื™ืงื˜ ืคื•ื ื“ืจื•ื™ืกื ื“ื™ืง ืจื™ืงื•ื•ืขืก.

ื“ื™ ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™ื– ื•ื•ื™ืจืงืŸ ืคึผืจืึธื“ื•ืงื˜ืŸ ื•ื•ืึธืก ื ื•ืฆืŸ Realtek SDK v2.x, Realtek "Jungle" SDK v3.0-3.4 ืื•ืŸ Realtek "Luna" SDK ืื™ื™ื“ืขืจ ื•ื•ืขืจืกื™ืข 1.3.2. ื“ืขืจ ืคืึทืจืจื™ื›ื˜ืŸ ืื™ื– ืฉื•ื™ืŸ ื‘ืืคืจื™ื™ื˜ ืื™ืŸ ื“ื™ Realtek "Luna" SDK 1.3.2a ื“ืขืจื”ื™ื™ึทื ื˜ื™ืงืŸ, ืื•ืŸ ืคึผืึทื˜ืฉืึทื– ืคึฟืึทืจ ื“ื™ Realtek "Jungle" SDK ื–ืขื ืขืŸ ืื•ื™ืš ืฆื•ื’ืขื’ืจื™ื™ื˜ ืคึฟืึทืจ ืืจื•ื™ืกื’ืขื‘ืŸ. ืขืก ื–ืขื ืขืŸ ืงื™ื™ืŸ ืคึผืœืึทื ื– ืฆื• ืžืขืœื“ื•ื ื’ ืงื™ื™ืŸ ืคื™ืงืกื™ื– ืคึฟืึทืจ Realtek SDK 2.x, ื•ื•ื™ื™ึทืœ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ื“ืขื ืฆื•ื•ื™ื™ึทื’ ืื™ื– ืฉื•ื™ืŸ ื“ื™ืกืงืึทื ื˜ื™ื ื™ื•ื“. ืคึฟืึทืจ ืึทืœืข ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™ื–, ืืจื‘ืขื˜ืŸ ื’ื•ื•ื•ืจืข ืคึผืจืึธื•ื˜ืึทื˜ื™ื™ืคึผืก ื–ืขื ืขืŸ ืฆื•ื’ืขืฉื˜ืขืœื˜ ื•ื•ืึธืก ืœืึธื–ืŸ ืื™ืจ ืฆื• ื•ื™ืกืคื™ืจืŸ ื“ื™ื™ืŸ ืงืึธื“ ืื•ื™ืฃ ื“ื™ ืžื™ื˜ืœ.

ื™ื™ื“ืขื ืึทืคื™ื™ื“ ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™ื– (ื“ื™ ืขืจืฉื˜ืข ืฆื•ื•ื™ื™ ื–ืขื ืขืŸ ืึทืกื™ื™ื ื“ ืึท ืฉื˜ืจืขื ื’ืงื™ื™ึทื˜ ืžื“ืจื’ื” ืคื•ืŸ 8.1, ืื•ืŸ ื“ื™ ืžื ื•ื—ื” - 9.8):

  • CVE-2021-35392 - ื‘ืึทืคืขืจ ืึธื•ื•ื•ืขืจืคืœืึธื• ืื™ืŸ ื“ื™ mini_upnpd ืื•ืŸ wscd ืคึผืจืึทืกืขืกืึทื– ื•ื•ืึธืก ื™ื ืกื˜ืจื•ืžืขื ื˜ ื“ื™ "WiFi Simple Config" ืคืึทื ื’ืงืฉืึทื ืึทืœื™ื˜ื™ (mini_upnpd ืคึผืจืึทืกืขืกืึทื– SSDP ืคึผืึทืงื™ืฅ, ืื•ืŸ wscd, ืื™ืŸ ืึทื“ื™ืฉืึทืŸ ืฆื• ืฉื˜ื™ืฆืŸ SSDP, ืคึผืจืึทืกืขืกืึทื– UPnP ืจื™ืงื•ื•ืขืก ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ื“ื™ ื”ื˜ื˜ืคึผ ืคึผืจืึธื˜ืึธืงืึธืœ). ืึท ืึทื˜ืึทืงืขืจ ืงืขื ืขืŸ ื“ืขืจื’ืจื™ื™ื›ืŸ ื“ื•ืจื›ืคื™ืจื•ื ื’ ืคื•ืŸ ื–ื™ื™ืขืจ ืงืึธื“ ื“ื•ืจืš ืฉื™ืงืŸ ืกืคึผืขืฆื™ืขืœ ืงืจืึทืคื˜ืขื“ UPnP "ืึทื‘ืึธื ื™ืจืŸ" ืจื™ืงื•ื•ืขืก ืžื™ื˜ ืึท ืฆื• ื’ืจื•ื™ืก ืคึผืึธืจื˜ ื ื•ืžืขืจ ืื™ืŸ ื“ื™ "ืงืึธืœื‘ืึทืง" ืคืขืœื“. ืึทื‘ืึธื ื™ืจืŸ /upnp/event/WFAWLANConfig1 ื”ื˜ื˜ืคึผ/1.1 ื”ืึธืกื˜: 192.168.100.254:52881 ืฆื•ืจื™ืงืจื•ืคืŸ: NT:upnp: ื’ืขืฉืขืขื ื™ืฉ
  • CVE-2021-35393 ืื™ื– ืึท ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™ ืื™ืŸ WiFi Simple Config ื”ืึทื ื“ืœืขืจืก ื•ื•ืึธืก ืึทืงืขืจื– ื•ื•ืขืŸ ื ื™ืฆืŸ ื“ื™ SSDP ืคึผืจืึธื˜ืึธืงืึธืœ (ื ื•ืฆื˜ UDP ืื•ืŸ ืึท ื‘ืขื˜ืŸ ืคึฟืึธืจืžืึทื˜ ืขื ืœืขืš ืฆื• ื”ื˜ื˜ืคึผ). ื“ื™ ืึทืจื•ื™ืกื’ืขื‘ืŸ ืื™ื– ื’ืขืคึฟื™ืจื˜ ื“ื•ืจืš ื“ื™ ื ื•ืฆืŸ ืคื•ืŸ ืึท ืคืึทืจืคืขืกื˜ื™ืงื˜ ื‘ืึทืคืขืจ ืคื•ืŸ 512 ื‘ื™ื˜ืขืก ื•ื•ืขืŸ ืคึผืจืึทืกืขืกื™ื ื’ ื“ื™ "ST: upnp" ืคึผืึทืจืึทืžืขื˜ืขืจ ืื™ืŸ M-SEARCH ืึทืจื˜ื™ืงืœืขืŸ ื’ืขืฉื™ืงื˜ ื“ื•ืจืš ืงืœื™ื™ืึทื ืฅ ืฆื• ื‘ืึทืฉื˜ื™ืžืขืŸ ื“ืขื ื‘ื™ื™ึทื–ื™ื™ึทืŸ ืคื•ืŸ ืกืขืจื•ื•ื™ืกืขืก ืื•ื™ืฃ ื“ื™ ื ืขืฅ.
  • CVE-2021-35394 ืื™ื– ืึท ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™ ืื™ืŸ ื“ื™ MP Daemon ืคึผืจืึธืฆืขืก, ื•ื•ืึธืก ืื™ื– ืคืึทืจืึทื ื˜ื•ื•ืึธืจื˜ืœืขืš ืคึฟืึทืจ ื“ื•ืจื›ืคื™ืจืŸ ื“ื™ืึทื’ื ืึธืกื˜ื™ืง ืึทืคึผืขืจื™ื™ืฉืึทื ื– (ืคึผื™ื ื’, ื˜ืจืึทืกืขืจืึธื•ื˜ืข). ื“ืขืจ ืคึผืจืึธื‘ืœืขื ืึทืœืึทื•ื– ืกืึทื‘ืกื˜ื™ื˜ื•ืฉืึทืŸ ืคื•ืŸ ื“ื™ื™ืŸ ืื™ื™ื’ืขื ืข ืงืึทืžืึทื ื“ื– ืจืขื›ื˜ ืฆื• ื ื™ื˜ ื’ืขื ื•ื’ื™ืง ืงืึธื ื˜ืจืึธืœื™ืจื•ื ื’ ืคื•ืŸ ืึทืจื’ื•ืžืขื ื˜ืŸ ื•ื•ืขืŸ ืขืงืกืึทืงื™ื•ื˜ื™ื ื’ ืคื•ื ื“ืจื•ื™ืกื ื“ื™ืง ื™ื•ื˜ื™ืœืึทื˜ื™ื–.
  • CVE-2021-35395 ืื™ื– ืึท ืกืขืจื™ืข ืคื•ืŸ โ€‹โ€‹ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™ื– ืื™ืŸ ื•ื•ืขื‘ ื™ื ื˜ืขืจืคื™ื™ืกื™ื– ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ื“ื™ ื”ื˜ื˜ืคึผ ืกืขืจื•ื•ืขืจืก /bin/webs ืื•ืŸ /bin/boa. ื˜ื™ืคึผื™ืฉ ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™ื– ื’ืขืคึฟื™ืจื˜ ื“ื•ืจืš ื“ื™ ืคืขืœืŸ ืคื•ืŸ ืงืึธื ื˜ืจืึธืœื™ืจื•ื ื’ ืึทืจื’ื•ืžืขื ื˜ืŸ ืื™ื™ื“ืขืจ ืงืึทื˜ืขืจ ืคื•ื ื“ืจื•ื™ืกื ื“ื™ืง ื™ื•ื˜ื™ืœืึทื˜ื™ื– ื ื™ืฆืŸ ื“ื™ ืกื™ืกื˜ืขื () ืคึฟื•ื ืงืฆื™ืข ื–ืขื ืขืŸ ื™ื™ื“ืขื ืึทืคื™ื™ื“ ืื™ืŸ ื‘ื™ื™ื“ืข ืกืขืจื•ื•ืขืจืก. ื“ื™ ื“ื™ืคืขืจืึทื ืกื™ื– ืงื•ืžืขืŸ ื‘ืœื•ื™ื– ืฆื• ื“ื™ ื ื•ืฆืŸ ืคื•ืŸ ืคืึทืจืฉื™ื“ืขื ืข ืึทืคึผื™ืก ืคึฟืึทืจ ืื ืคืืœืŸ. ื‘ื™ื™ื“ืข ื”ืึทื ื“ืœืขืจืก ื”ืึธื‘ืŸ ื ื™ืฉื˜ ืึทืจื™ื™ึทื ื’ืขืจืขื›ื ื˜ ืฉื•ืฅ ืงืขื’ืŸ CSRF ืื ืคืืœืŸ ืื•ืŸ ื“ื™ "DNS ืจื™ื‘ื™ื ื“ื™ื ื’" ื˜ืขื›ื ื™ืง, ื•ื•ืึธืก ืึทืœืึทื•ื– ืฉื™ืงื˜ ืจื™ืงื•ื•ืขืก ืคื•ืŸ ืึท ืคื•ื ื“ืจื•ื™ืกื ื“ื™ืง ื ืขืฅ ื‘ืฉืขืช ืจื™ืกื˜ืจื™ืงื˜ื™ื ื’ ืึทืงืกืขืก ืฆื• ื“ื™ ืฆื•ื‘ื™ื ื“ ื‘ืœื•ื™ื– ืฆื• ื“ื™ ื™ื ืขืจืœืขืš ื ืขืฅ. ืคึผืจืึทืกืขืกืึทื– ืื•ื™ืš ื“ื™ืคืึธืœื˜ื™ื“ ืฆื• ื“ื™ ืคึผืจืขื“ืขืคื™ื ืขื“ ืžืึทืฉื’ื™ืขืš / ืžืึทืฉื’ื™ืขืš ื—ืฉื‘ื•ืŸ. ืื™ืŸ ื“ืขืจืฆื•, ืขื˜ืœืขื›ืข ืกื˜ืึทืง ืึธื•ื•ื•ืขืจืคืœืึธื•ื– ื–ืขื ืขืŸ ื™ื™ื“ืขื ืึทืคื™ื™ื“ ืื™ืŸ ื“ื™ ื”ืึทื ื“ืœืขืจืก, ื•ื•ืึธืก ืคืึทืœืŸ ื•ื•ืขืŸ ืึทืจื’ื•ืžืขื ื˜ืŸ ื•ื•ืึธืก ื–ืขื ืขืŸ ืฆื• ื’ืจื•ื™ืก ื–ืขื ืขืŸ ื’ืขืฉื™ืงื˜. POST /goform/formWsc ื”ื˜ื˜ืคึผ/1.1 ื”ืึธืกื˜: 192.168.100.254 ืื™ื ื”ืึทืœื˜-ืœืขื ื’: 129 ืื™ื ื”ืึทืœื˜-ื˜ื™ืคึผ: application/x-www-form-urlencoded submit-url=%2Fwlwps.asp&resetUnCfg=0&peerPin=12345678/1tconf0>XNUMX ;&setPIN=ืึธื ื”ื™ื™ื‘+PIN&configVxd=off&resetRptUnCfg=XNUMX&peerRptPin=
  • ื“ืขืจืฆื•, ืขื˜ืœืขื›ืข ืžืขืจ ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™ื– ื”ืึธื‘ืŸ ืฉื•ื™ืŸ ื™ื™ื“ืขื ืึทืคื™ื™ื“ ืื™ืŸ ื“ื™ UDPServer ืคึผืจืึธืฆืขืก. ื•ื•ื™ ืขืก ื”ืึธื˜ ื–ื™ืš ืึทืจื•ื™ืกื’ืขื•ื•ื™ื–ืŸ, ืื™ื– ืื™ื™ื ืข ืคื•ืŸ โ€‹โ€‹ื“ื™ ืคึผืจืึธื‘ืœืขืžืขืŸ ืฉื•ื™ืŸ ืึทื ื˜ื“ืขืงื˜ ื’ืขื•ื•ืึธืจืŸ ื“ื•ืจืš ืึทื ื“ืขืจืข ืคืึธืจืฉืขืจ ืื™ืŸ 2015, ืึธื‘ืขืจ ืื™ื– ื ื™ืฉื˜ ื’ืึธืจ ืงืขืจืขืงื˜ ื’ืขื•ื•ืึธืจืŸ. ื“ืขืจ ืคึผืจืึธื‘ืœืขื ืื™ื– ื’ืขืคึฟื™ืจื˜ ื“ื•ืจืš ืึท ืคืขืœืŸ ืคื•ืŸ ื’ืขื”ืขืจื™ืง ื•ื•ืึทืœืึทื“ื™ื™ืฉืึทืŸ ืคื•ืŸ ื“ื™ ืึทืจื’ื•ืžืขื ื˜ืŸ ื“ื•ืจื›ื’ืขื’ืื ื’ืขืŸ ืฆื• ื“ื™ ืกื™ืกื˜ืขื () ืคึฟื•ื ืงืฆื™ืข ืื•ืŸ ืงืขื ืขืŸ ื–ื™ื™ืŸ ืขืงืกืคึผืœื•ื™ื˜ืึทื“ ื“ื•ืจืš ืฉื™ืงืŸ ืึท ืฉื˜ืจื™ืงืœ ื•ื•ื™ 'orf;ls' ืฆื• ื ืขืฅ ืคึผืึธืจื˜ 9034. ืื™ืŸ ืึทื“ื™ืฉืึทืŸ, ืึท ื‘ืึทืคืขืจ ืึธื•ื•ื•ืขืจืคืœืึธื• ืื™ื– ื™ื™ื“ืขื ืึทืคื™ื™ื“ ืื™ืŸ UDPServer ืจืขื›ื˜ ืฆื• ื™ื ืกืึทืงื™ืขืจ ื ื•ืฆืŸ ืคื•ืŸ ื“ื™ ืกืคึผืจื™ื ื˜ืฃ ืคึฟื•ื ืงืฆื™ืข, ื•ื•ืึธืก ืงืขื ืขืŸ ืื•ื™ืš ื–ื™ื™ืŸ ื’ืขื ื•ืฆื˜ ืฆื• ื“ื•ืจื›ืคื™ืจืŸ ืึทื˜ืึทืงืก.

ืžืงื•ืจ: opennet.ru

ืœื™ื™ื’ืŸ ืึท ื‘ืึทืžืขืจืงื•ื ื’