CVEs-PoC/2017/CVE-2017-3733.md

CVE-2017-3733

Description

During a renegotiation handshake if the Encrypt-Then-Mac extension is negotiated where it was not in the original handshake (or vice-versa) then this can cause OpenSSL 1.1.0 before 1.1.0e to crash (dependent on ciphersuite). Both clients and servers are affected.

POC

Reference

• http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
• http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
• https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/Ananya-0306/vuln-finder
• https://github.com/akaganeite/CVE4PP
• https://github.com/chnzzh/OpenSSL-CVE-lib
• https://github.com/cve-search/git-vuln-finder
• https://github.com/scarby/cve_details_client