CVE-2016-6887

EUVD-2016-7772
The pstm_exptmod function in MatrixSSL 3.8.6 and earlier does not properly perform modular exponentiation, which might allow remote attackers to predict the secret key via a CRT attack.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 52%
Affected Products (NVD)
VendorProductVersion
matrixsslmatrixssl
𝑥
≤ 3.8.6
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
matrixssl
artful
dne
bionic
dne
cosmic
dne
disco
dne
precise
ignored
trusty
dne
xenial
dne
yakkety
dne
zesty
dne
Common Weakness Enumeration
References
http://www.matrixssl.org/blog/releases/matrixssl_3_8_4
https://blog.fuzzing-project.org/51-Fun-with-Bignums-Crashing-MatrixSSL-and-more.html
http://www.matrixssl.org/blog/releases/matrixssl_3_8_4
https://blog.fuzzing-project.org/51-Fun-with-Bignums-Crashing-MatrixSSL-and-more.html