Security Advisory
CVE-2016-2849
7.5
HIGH
Vulnerability Description
Botan before 1.10.13 and 1.11.x before 1.11.29 do not use a constant-time algorithm to perform a modular inverse on the signature nonce k, which might allow remote attackers to obtain ECDSA secret keys via a timing side-channel attack.
Published Date
May 13, 2016
Official Source
NIST NVD Advisory