cve/2018/CVE-2018-0735.md

CVE-2018-0735

Description

The OpenSSL ECDSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signing algorithm to recover the private key. Fixed in OpenSSL 1.1.0j (Affected 1.1.0-1.1.0i). Fixed in OpenSSL 1.1.1a (Affected 1.1.1).

POC

Reference

• https://www.oracle.com/security-alerts/cpujan2020.html
• https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/chnzzh/OpenSSL-CVE-lib
• https://github.com/mrodden/vyger
• https://github.com/romangol/cryptoMisuse