CVE-2018-12436

wolfcrypt/src/ecc.c in wolfSSL before 3.15.1.patch allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.7 MEDIUM
LOCAL
HIGH
LOW
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 35%
VendorProductVersion
wolfsslwolfssl
𝑥
< 3.15.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
wolfssl
bullseye
4.6.0+p1-0+deb11u2
fixed
bookworm
5.5.4-2+deb12u1
fixed
sid
5.7.2-0.1
fixed
trixie
5.7.2-0.1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
wolfssl
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
hirsute
ignored
groovy
ignored
focal
needs-triage
eoan
ignored
disco
not-affected
cosmic
ignored
bionic
needs-triage
artful
ignored
xenial
needs-triage
trusty
dne
Common Weakness Enumeration
References
https://github.com/wolfSSL/wolfssl/commit/9b9568d500f31f964af26ba8d01e542e1f27e5ca
https://www.nccgroup.trust/us/our-research/technical-advisory-return-of-the-hidden-number-problem/
https://www.wolfssl.com/wolfssh-and-rohnp/
https://github.com/wolfSSL/wolfssl/commit/9b9568d500f31f964af26ba8d01e542e1f27e5ca
https://www.nccgroup.trust/us/our-research/technical-advisory-return-of-the-hidden-number-problem/
https://www.wolfssl.com/wolfssh-and-rohnp/