CVE-2020-15309

EUVD-2020-7306
An issue was discovered in wolfSSL before 4.5.0, when single precision is not employed. Local attackers can conduct a cache-timing attack against public key operations. These attackers may already have obtained sensitive information if the affected system has been used for private key operations (e.g., signing with a private key).
Race Condition
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7 HIGH
LOCAL
HIGH
LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 28%
Affected Products (NVD)
VendorProductVersion
wolfsslwolfssl
𝑥
< 4.5.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
wolfssl
bookworm
5.5.4-2+deb12u1
fixed
bullseye
4.6.0+p1-0+deb11u2
fixed
sid
5.7.2-0.1
fixed
trixie
5.7.2-0.1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
wolfssl
bionic
needed
focal
needed
groovy
not-affected
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
needed