cve/2015/CVE-2015-7940.md

CVE-2015-7940

Description

The Bouncy Castle Java library before 1.51 does not validate a point is withing the elliptic curve, which makes it easier for remote attackers to obtain private keys via a series of crafted elliptic curve Diffie Hellman (ECDH) key exchanges, aka an "invalid curve attack."

POC

Reference

• http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
• http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
• http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
• http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
• http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
• https://www.oracle.com/security-alerts/cpuapr2020.html
• https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/IkerSaint/VULNAPP-vulnerable-app
• https://github.com/auditt7708/rhsecapi
• https://github.com/pctF/vulnerable-app