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»ó¼¼¼³¸í ¿ø°Ý È£½ºÆ®¿¡ ¼³Ä¡µÈ Tomcat ¹öÀüÀÌ 7.0.105 ÀÌÀüÀÔ´Ï´Ù. µû¶ó¼­ WebSocket DoS Ãë¾à¼ºÀÇ ¿µÇâÀ» ¹Þ½À´Ï´Ù. WebSocket ÇÁ·¹ÀÓÀÇ ÆäÀÌ·Îµå ±æÀÌ°¡ ¿Ã¹Ù¸£°Ô °ËÁõµÇÁö ¾Ê¾Ò½À´Ï´Ù. À¯È¿ÇÏÁö ¾ÊÀº ÆäÀÌ·Îµå ±æÀÌ´Â ¹«ÇÑ ·çÇÁ¸¦ Æ®¸®°Å ÇÒ ¼ö ÀÖ½À´Ï´Ù. À¯È¿ÇÏÁö ¾ÊÀº ÆäÀÌ·Îµå ±æÀÌ°¡ ÀÖ´Â ¿©·¯ ¿äûÀº ¼­ºñ½º °ÅºÎ·Î À̾îÁú ¼ö ÀÖ½À´Ï´Ù.

* Âü°í »çÀÌÆ®:
https://github.com/apache/tomcat/commit/f9f75c14678b68633f79030ddf4ff827f014cc84
https://github.com/apache/tomcat/commit/4c04982870d6e730c38e21e58fb653b7cf723784
https://tomcat.apache.org/security-7.html#Fixed_in_Apache_Tomcat_7.0.105

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
Apache Tomcat Server 7.0.105 ÀÌÀüÀÇ 7.0.x ¹öÀüµé
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ÇØ°áÃ¥ Apache Software Foundation À¥ »çÀÌÆ®ÀÎ http://tomcat.apache.org/ ¿¡¼­ ±¸ÇÒ ¼ö ÀÖ´Â Apache Tomcat ServerÀÇ °¡Àå ÃֽŠ¹öÀü(7.0.105 ȤÀº ÀÌÈÄ)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù.
°ü·Ã URL CVE-2020-13935 (CVE)
°ü·Ã URL (SecurityFocus)
°ü·Ã URL (ISS)