CVE-2016-2849

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 83.18%
Affected Products (NVD)
VendorProductVersion
debiandebian_linux
8.0
botan_projectbotan
1.10.12
botan_projectbotan
1.11.0
botan_projectbotan
1.11.1
botan_projectbotan
1.11.2
botan_projectbotan
1.11.3
botan_projectbotan
1.11.4
botan_projectbotan
1.11.5
botan_projectbotan
1.11.6
botan_projectbotan
1.11.7
botan_projectbotan
1.11.8
botan_projectbotan
1.11.9
botan_projectbotan
1.11.10
botan_projectbotan
1.11.11
botan_projectbotan
1.11.12
botan_projectbotan
1.11.13
botan_projectbotan
1.11.14
botan_projectbotan
1.11.15
botan_projectbotan
1.11.16
botan_projectbotan
1.11.17
botan_projectbotan
1.11.18
botan_projectbotan
1.11.19
botan_projectbotan
1.11.20
botan_projectbotan
1.11.21
botan_projectbotan
1.11.22
botan_projectbotan
1.11.23
botan_projectbotan
1.11.24
botan_projectbotan
1.11.25
botan_projectbotan
1.11.26
botan_projectbotan
1.11.27
botan_projectbotan
1.11.28
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
botan1.10
artful
not-affected
bionic
not-affected
cosmic
not-affected
disco
dne
eoan
dne
focal
dne
groovy
dne
hirsute
dne
impish
dne
jammy
dne
mantic
dne
noble
dne
oracular
dne
plucky
dne
precise
ignored
questing
dne
resolute
dne
trusty
Fixed 1.10.5-1+deb7u1ubuntu0.14.04.1
released
wily
ignored
xenial
ignored
yakkety
ignored
zesty
ignored