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TelitÊÇÈ«Çòµ±ÏȵÄM2MÎÞÏßͨѶ²úÆ·ºÍ½â¾ö¹æ»®³§ÉÌ £¬×¨Ò»ÓÚÌṩÎÞÏß»úеµ½»úе£¨M2M£©ºÍÎïÁªÍø£¨IoT£©Í¨Ñ¶½â¾ö¹æ»®¡£¸Ã¹«Ë¾³ö²úµÄ Cinterion ϵÁвúÆ·ÖÐ £¬Ô̺¬¶àÖÖÀàÐ͵ķäÎÑʽµ÷Ôì½âµ÷Æ÷£¨Cellular Modems£© £¬ÕâЩµ÷Ôì½âµ÷Æ÷ÊÇÏνÓÉ豸µ½Òƶ¯Í¨Ñ¶ÍøÂçµÄ¹Ø¼ü×é¼þ £¬±»¿í·ºÀûÓÃÓÚ¹¤Òµ¡¢Ò½ÁƱ£½¡ºÍµçÐŵÈÁìÓò¡£

2024Äê5ÔÂ11ÈÕ £¬GA»Æ½ð¼×VSRC¼à²âµ½Telit µÄCinterion ModemsÖб»Åû¶´æÔÚ¶à¸ö°²È«·ì϶£¨CVE-2023-47610 - CVE-2023-47616£© £¬ÕâЩ·ì϶¿ÉÄÜ»áÓ°Ï켯³ÉCellular ModemsµÄÊý°ÙÍòÎïÁªÍøÉ豸 £¬µ¼ÖÂδÊÚȨ½Ó¼ûÃô¸ÐÊý¾Ý»òÔËÓªÖжϵÈ¡£ÆäÖÐ×îÑϳÁµÄ·ì϶Ϊ»º³åÇøÒç¶Âí½Å£¨CVE-2023-47610£© £¬¸Ã·ì϶µÄCVSSÆÀ·ÖΪ9.8 £¬ÏêÇéÈçÏ£º

Telit Cinterion¶à¿î²úÆ·ÖдæÔÚ¶ÑÒç¶Âí½Å £¬¸Ã·ì϶ӰÏìÁËModemsµÄÓû§Æ½ÃæµØÎ» (SUPL) ÐÂÎÅ´¦Ö÷¨Ê½ £¬Î´¾­Éí·ÝÑéÖ¤µÄÔ¶³ÌÍþвÕß¿Éͨ¹ýÏòÊÜÓ°ÏìÉ豸µÄSMS ÐÂÎÅ´«µÝ½Ó¿Ú·¢ËÍÌØÔìSMSÐÂÎÅ£¨¶ÌÐÅ£©ÀûÓø÷ì϶ £¬³É¹¦ÀûÓÿÉÄܵ¼ÖÂÔÚÖ¸±êϵͳÉÏÖ´ÐÐËÁÒâ´úÂë¡£

 


¶þ¡¢Ó°ÏìÁìÓò

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)

 


Èý¡¢°²È«´ëÊ©

3.1 Éý¼¶°æ±¾

ĿǰTelitÒѾ­½¨¸´Á˲¿ÃÅ·ì϶ £¬ÊÜÓ°ÏìµÄÎïÁªÍø¹©¸øÉÌ¡¢Òƶ¯/µçÐÅÔËÓªÉ̵ÈÊÜÓ°ÏìÓû§¿Éʵʱ½¨¸´»òÀûÓÃÓйػº½â´ëÊ©¡£

3.2 һʱ´ëÊ©

ÔËÓªÉ̿ɽûÓÃÏòÊÜÓ°ÏìµÄÉ豸·¢ËÍ SMS ÐÂÎŲ¢Ê¹Óð²È«ÅäÖõÄרÓà APN¡£

Ç¿ÔìÖ´ÐÐÀûÓ÷¨Ê½ÊðÃûÑéÖ¤ £¬ÒÔÔ¤·ÀÔÚModemÉÏ×°Öò»ÊÜÐÅÀµµÄ MIDIet £¬²¢²ÉÈ¡´ëʩԤ·À¶ÔÉ豸µÄδ¾­ÊÚȨµÄÎïÀí½Ó¼û¡£

3.3 ͨÓý¨Òé

l  ¶¨ÆÚ¸üÐÂϵͳ²¹¶¡ £¬Ï÷¼õϵͳ·ì϶ £¬ÌáÉý·þÎñÆ÷µÄ°²È«ÐÔ¡£

l  ¼ÓǿϵͳºÍÍøÂçµÄ½Ó¼û½ÚÔì £¬Åú¸Ä·À»ðǽսÊõ £¬¹Ø¹Ø·Ç±ØÒªµÄÀûÓö˿ڻò·þÎñ £¬Ï÷¼õ½«Î£ÏÕ·þÎñ£¨ÈçSSH¡¢RDPµÈ£©Â¶³öµ½¹«Íø £¬Ï÷¼õ¹¥»÷Ãæ¡£

l  ʹÓÃÆóÒµ¼¶°²È«²úÆ· £¬ÌáÉýÆóÒµµÄÍøÂ簲ȫ»úÄÜ¡£

l  ¼ÓǿϵͳÓû§ºÍȨÏÞÖÎÀí £¬ÆôÓöà³É·ÖÈÏÖ¤»úÔìºÍ×îÓ×ȨÏÞ×¼Ôò £¬Óû§ºÍÈí¼þȨÏÞӦά³ÖÔÚ×îµÍÏÞ¶È¡£

l  ÆôÓÃÇ¿ÃÜÂëÕ½Êõ²¢ÉèÖÃΪ¶¨ÆÚÅú¸Ä¡£

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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