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TelitÊÇÈ«ÇòÁìÏȵÄM2MÎÞÏßͨѶ²úÆ·Ï¢Õù¾ö¼Æ»®³§ÉÌ £¬×¨×¢ÓÚÌṩÎÞÏß»úеµ½»úе£¨M2M£©ºÍÎïÁªÍø£¨IoT£©Í¨Ñ¶½â¾ö¼Æ»®¡£¸Ã¹«Ë¾Éú²úµÄ Cinterion ϵÁвúÆ·ÖÐ £¬°üÀ¨¶àÖÖÀàÐ͵ķäÎÑʽµ÷Öƽâµ÷Æ÷£¨Cellular Modems£© £¬ÕâЩµ÷Öƽâµ÷Æ÷ÊÇÅþÁ¬×°±¸µ½Òƶ¯Í¨Ñ¶ÍøÂçµÄÒªº¦×é¼þ £¬±»ÆÕ±éÓ¦ÓÃÓÚ¹¤Òµ¡¢Ò½ÁƱ£½¡ºÍµçÐŵÈÁìÓò¡£

2024Äê5ÔÂ11ÈÕ £¬ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍøVSRC¼à²âµ½Telit µÄCinterion ModemsÖб»Åû¶±£´æ¶à¸öÇå¾²Îó²î£¨CVE-2023-47610 - CVE-2023-47616£© £¬ÕâЩÎó²î¿ÉÄÜ»áÓ°Ï켯³ÉCellular ModemsµÄÊý°ÙÍòÎïÁªÍø×°±¸ £¬µ¼ÖÂδÊÚȨ»á¼ûÃô¸ÐÊý¾Ý»òÔËÓªÖÐÖ¹µÈ¡£ÆäÖÐ×îÑÏÖصÄÎó²îΪ»º³åÇøÒç³öÎó²î£¨CVE-2023-47610£© £¬¸ÃÎó²îµÄCVSSÆÀ·ÖΪ9.8 £¬ÏêÇéÈçÏ£º

Telit Cinterion¶à¿î²úÆ·Öб£´æ¶ÑÒç³öÎó²î £¬¸ÃÎó²îÓ°ÏìÁËModemsµÄÓû§Æ½ÃæλÖà (SUPL) ÐÂÎÅ´¦Öóͷ£³ÌÐò £¬Î´¾­Éí·ÝÑéÖ¤µÄÔ¶³ÌÍþвÕß¿Éͨ¹ýÏòÊÜÓ°Ïì×°±¸µÄSMS ÐÂÎÅת´ï½Ó¿Ú·¢ËÍÌØÖÆSMSÐÂÎÅ£¨¶ÌÐÅ£©Ê¹ÓøÃÎó²î £¬ÀÖ³ÉʹÓÿÉÄܵ¼ÖÂÔÚÄ¿µÄϵͳÉÏÖ´ÐÐí§Òâ´úÂë¡£

 


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Telit Cinterion BGS5 (ËùÓа汾)

Telit Cinterion EHS5/6/8 (ËùÓа汾)

Telit Cinterion PDS5/6/8 (ËùÓа汾)

Telit Cinterion ELS61/81 (ËùÓа汾)

Telit Cinterion PLS62 (ËùÓа汾)

 


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3.1 Éý¼¶°æ±¾

ÏÖÔÚTelitÒѾ­ÐÞ¸´Á˲¿·ÖÎó²î £¬ÊÜÓ°ÏìµÄÎïÁªÍø¹©Ó¦ÉÌ¡¢Òƶ¯/µçÐÅÔËÓªÉ̵ÈÊÜÓ°ÏìÓû§¿ÉʵʱÐÞ¸´»òÓ¦ÓÃÏà¹Ø»º½â²½·¥¡£

3.2 ÔÝʱ²½·¥

ÔËÓªÉ̿ɽûÓÃÏòÊÜÓ°ÏìµÄ×°±¸·¢ËÍ SMS ÐÂÎŲ¢Ê¹ÓÃÇå¾²ÉèÖõÄרÓà APN¡£

Ç¿ÖÆÖ´ÐÐÓ¦ÓóÌÐòÊðÃûÑéÖ¤ £¬ÒÔ±ÜÃâÔÚModemÉÏ×°Öò»ÊÜÐÅÍÐµÄ MIDIet £¬²¢½ÓÄɲ½·¥±ÜÃâ¶Ô×°±¸µÄδ¾­ÊÚȨµÄÎïÆÊÎö¼û¡£

3.3 ͨÓý¨Òé

l  °´ÆÚ¸üÐÂϵͳ²¹¶¡ £¬ïÔ̭ϵͳÎó²î £¬ÌáÉý·þÎñÆ÷µÄÇå¾²ÐÔ¡£

l  ÔöǿϵͳºÍÍøÂçµÄ»á¼û¿ØÖÆ £¬Ð޸ķÀ»ðǽսÂÔ £¬¹Ø±Õ·ÇÐëÒªµÄÓ¦Óö˿ڻò·þÎñ £¬ïÔÌ­½«Î£ÏÕ·þÎñ£¨ÈçSSH¡¢RDPµÈ£©Ì»Â¶µ½¹«Íø £¬ïÔÌ­¹¥»÷Ãæ¡£

l  ʹÓÃÆóÒµ¼¶Çå¾²²úÆ· £¬ÌáÉýÆóÒµµÄÍøÂçÇå¾²ÐÔÄÜ¡£

l  ÔöǿϵͳÓû§ºÍȨÏÞÖÎÀí £¬ÆôÓöàÒòËØÈÏÖ¤»úÖƺÍ×îСȨÏÞÔ­Ôò £¬Óû§ºÍÈí¼þȨÏÞÓ¦¼á³ÖÔÚ×îµÍÏ޶ȡ£

l  ÆôÓÃÇ¿ÃÜÂëÕ½ÂÔ²¢ÉèÖÃΪ°´ÆÚÐ޸ġ£

3.4 ²Î¿¼Á´½Ó

https://ics-cert.kaspersky.com/advisories/2023/11/08/klcert-23-018-telit-cinterion-thales-gemalto-modules-buffer-copy-without-checking-size-of-input-vulnerability/

https://www.offensivecon.org/speakers/2024/alexander-kozlov-and-sergey-anufrienko.html

https://ics-cert.kaspersky.com/vulnerabilities/

https://www.bleepingcomputer.com/news/security/widely-used-modems-in-industrial-iot-devices-open-to-sms-attack/#google_vignette


 

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