### [CVE-2015-0288](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-0288) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen) ### Description The X509_to_X509_REQ function in crypto/x509/x509_req.c in OpenSSL before 0.9.8zf, 1.0.0 before 1.0.0r, 1.0.1 before 1.0.1m, and 1.0.2 before 1.0.2a might allow attackers to cause a denial of service (NULL pointer dereference and application crash) via an invalid certificate key. ### POC #### Reference - http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html - http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html - http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html - http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html - http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html - http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html - https://hackerone.com/reports/73236 #### Github - https://github.com/ARPSyndicate/cvemon - https://github.com/chnzzh/OpenSSL-CVE-lib - https://github.com/mrash/afl-cve - https://github.com/shouguoyang/Robin - https://github.com/tomgu1991/IMChecker