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Published: 13 May 2016

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.



CVSS 3 base score: 7.5


Package Release Status
Launchpad, Ubuntu, Debian
artful Not vulnerable
bionic Not vulnerable
cosmic Not vulnerable
disco Does not exist

eoan Does not exist

focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

precise Does not exist
(precise was needed)
trusty Does not exist
(trusty was released [1.10.5-1+deb7u1ubuntu0.14.04.1])
Released (1.10.13-1)
wily Ignored
(reached end-of-life)
xenial Ignored
(end of standard support, was needed)
yakkety Ignored
(reached end-of-life)
zesty Ignored
(reached end-of-life)