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TelitÊÇÈ«ÇòÁìÏȵÄM2MÎÞÏßͨÐŲúÎïºÍ½â¾ö·½°¸³§ÉÌ£¬×¨×¢ÓÚÌṩÎÞÏß»úÆ÷µ½»úÆ÷£¨M2M£©ºÍÎïÁªÍø£¨IoT£©Í¨ÐŽâ¾ö·½°¸¡£¸Ã¹«Ë¾Éú²úµÄ Cinterion ϵÁвúÎïÖУ¬°üÂÞ¶àÖÖÀàÐ͵ķäÎÑʽµ÷ÖÆ½âµ÷Æ÷£¨Cellular Modems£©£¬ÕâЩµ÷ÖÆ½âµ÷Æ÷ÊÇÁ¬½ÓÉ豸µ½Òƶ¯Í¨ÐÅÍøÂçµÄÒªº¦×é¼þ£¬±»¹ã·ºÓ¦ÓÃÓÚ¹¤Òµ¡¢Ò½ÁƱ£½¡ºÍµçÐŵÈÁìÓò¡£

2024Äê5ÔÂ11ÈÕ£¬¶«É­Æ½Ì¨VSRC¼à²âµ½Telit µÄCinterion ModemsÖб»Åû¶´æÔÚ¶à¸öÄþ¾²Â©¶´£¨CVE-2023-47610 - CVE-2023-47616£©£¬ÕâЩ©¶´¿ÉÄÜ»áÓ°Ï켯³ÉCellular ModemsµÄÊý°ÙÍòÎïÁªÍøÉ豸£¬µ¼ÖÂδÊÚȨ·ÃÎÊÃô¸ÐÊý¾Ý»òÔËÓªÖжϵÈ¡£ÆäÖÐ×îÑÏÖØµÄ©¶´Îª»º³åÇøÒç³ö©¶´£¨CVE-2023-47610£©£¬¸Ã©¶´µÄCVSSÆÀ·ÖΪ9.8£¬ÏêÇéÈçÏ£º

Telit Cinterion¶à¿î²úÎïÖдæÔÚ¶ÑÒç³ö©¶´£¬¸Ã©¶´Ó°ÏìÁËModemsµÄÓû§Æ½ÃæÎ»Öà (SUPL) ÏûÏ¢´¦Ö÷¨Ê½£¬Î´¾­Éí·ÝÑéÖ¤µÄÔ¶³ÌÍþвÕß¿Éͨ¹ýÏòÊÜÓ°ÏìÉ豸µÄSMS ÏûϢͨ±¨½Ó¿Ú·¢ËÍÌØÖÆSMSÏûÏ¢£¨¶ÌÐÅ£©ÀûÓøÃ©¶´£¬ÀÖ³ÉÀûÓÿÉÄܵ¼ÖÂÔÚÄ¿±êϵͳÉÏÖ´ÐÐÈÎÒâ´úÂë¡£

 


¶þ¡¢Ó°Ï췶Χ

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

ĿǰTelitÒѾ­ÐÞ¸´Á˲¿ÃÅ©¶´£¬ÊÜÓ°ÏìµÄÎïÁªÍø¹©Ó¦ÉÌ¡¢Òƶ¯/µçÐÅÔËÓªÉ̵ÈÊÜÓ°ÏìÓû§¿É¼°Ê±ÐÞ¸´»òÓ¦ÓÃÏà¹Ø»º½â´ëÊ©¡£

3.2 ÁÙʱ´ëÊ©

ÔËÓªÉ̿ɽûÓÃÏòÊÜÓ°ÏìµÄÉ豸·¢ËÍ SMS ÏûÏ¢²¢Ê¹ÓÃÄþ¾²ÅäÖõÄרÓà APN¡£

Ç¿ÖÆÖ´ÐÐÓ¦Ó÷¨Ê½Ç©ÃûÑéÖ¤£¬ÒÔ·ÀÖ¹ÔÚModemÉϰ²×°²»ÊÜÐÅÈ뵀 MIDIet£¬²¢½ÓÄÉ´ëÊ©·ÀÖ¹¶ÔÉ豸µÄδ¾­ÊÚȨµÄÎïÀí·ÃÎÊ¡£

3.3 ͨÓý¨Òé

l  ¶¨ÆÚ¸üÐÂϵͳ²¹¶¡£¬¼õÉÙϵͳ©¶´£¬ÌáÉý·þÎñÆ÷µÄÄþ¾²ÐÔ¡£

l  ¼ÓǿϵͳºÍÍøÂçµÄ·ÃÎÊ¿ØÖÆ£¬Ð޸ķÀ»ðǽ¼ÆÄ±£¬¹Ø±Õ·ÇÐëÒªµÄÓ¦Óö˿ڻò·þÎñ£¬¼õÉÙ½«Î£ÏÕ·þÎñ£¨ÈçSSH¡¢RDPµÈ£©Ì»Â¶µ½¹«Íø£¬¼õÉÙ¹¥»÷Ãæ¡£

l  ʹÓÃÆóÒµ¼¶Äþ¾²²úÎÌáÉýÆóÒµµÄÍøÂçÄþ¾²ÐÔÄÜ¡£

l  ¼ÓǿϵͳÓû§ºÍȨÏÞ¹ÜÀí£¬ÆôÓöàÒòËØÈÏÖ¤»úÖÆºÍ×îСȨÏÞÔ­Ôò£¬Óû§ºÍÈí¼þȨÏÞÓ¦±£³ÖÔÚ×îµÍÏÞ¶È¡£

l  ÆôÓÃÇ¿ÃÜÂë¼ÆÄ±²¢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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