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TelitÊÇÈ«ÇòÁìÏȵÄM2MÎÞÏßͨѶ²úÆ·Ï¢Õù¾ö¼Æ»®³§ÉÌ£¬£¬£¬×¨×¢ÓÚÌṩÎÞÏß»úеµ½»úе£¨M2M£©ºÍÎïÁªÍø£¨IoT£©Í¨Ñ¶½â¾ö¼Æ»®¡£¡£¡£¸Ã¹«Ë¾Éú²úµÄ Cinterion ϵÁвúÆ·ÖУ¬£¬£¬°üÀ¨¶àÖÖÀàÐ͵ķäÎÑʽµ÷ÖÆ½âµ÷Æ÷£¨Cellular Modems£©£¬£¬£¬ÕâЩµ÷ÖÆ½âµ÷Æ÷ÊÇÅþÁ¬×°±¸µ½Òƶ¯Í¨Ñ¶ÍøÂçµÄÒªº¦×é¼þ£¬£¬£¬±»ÆÕ±éÓ¦ÓÃÓÚ¹¤Òµ¡¢Ò½ÁƱ£½¡ºÍµçÐŵÈÁìÓò¡£¡£¡£

2024Äê5ÔÂ11ÈÕ£¬£¬£¬¼øºÚµ£±£ÍøVSRC¼à²âµ½Telit µÄCinterion ModemsÖб»Åû¶±£´æ¶à¸öÇå¾²Îó²î£¨CVE-2023-47610 - CVE-2023-47616£©£¬£¬£¬ÕâЩÎó²î¿ÉÄÜ»áÓ°Ï켯³ÉCellular ModemsµÄÊý°ÙÍòÎïÁªÍø×°±¸£¬£¬£¬µ¼ÖÂδÊÚȨ»á¼ûÃô¸ÐÊý¾Ý»òÔËÓªÖÐÖ¹µÈ¡£¡£¡£ÆäÖÐ×îÑÏÖØµÄÎó²îΪ»º³åÇøÒç³öÎó²î£¨CVE-2023-47610£©£¬£¬£¬¸ÃÎó²îµÄCVSSÆÀ·ÖΪ9.8£¬£¬£¬ÏêÇéÈçÏ£º

Telit Cinterion¶à¿î²úÆ·Öб£´æ¶ÑÒç³öÎó²î£¬£¬£¬¸ÃÎó²îÓ°ÏìÁËModemsµÄÓû§Æ½ÃæÎ»Öà (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»ÊÜÐÅÈ뵀 MIDIet£¬£¬£¬²¢½ÓÄɲ½·¥±ÜÃâ¶Ô×°±¸µÄδ¾­ÊÚȨµÄÎïÆÊÎö¼û¡£¡£¡£

3.3 ͨÓý¨Òé

l  °´ÆÚ¸üÐÂϵͳ²¹¶¡£¬£¬£¬ïÔ̭ϵͳÎó²î£¬£¬£¬ÌáÉýЧÀÍÆ÷µÄÇå¾²ÐÔ¡£¡£¡£

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

l  ʹÓÃÆóÒµ¼¶Çå¾²²úÆ·£¬£¬£¬ÌáÉýÆóÒµµÄÍøÂçÇå¾²ÐÔÄÜ¡£¡£¡£

l  ÔöǿϵͳÓû§ºÍȨÏÞÖÎÀí£¬£¬£¬ÆôÓöàÒòËØÈÏÖ¤»úÖÆºÍ×îСȨÏÞÔ­Ôò£¬£¬£¬Óû§ºÍÈí¼þȨÏÞÓ¦¼á³ÖÔÚ×îµÍÏÞ¶È¡£¡£¡£

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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