CVE-2016-8671
MEDIUMMatrixSSL < 3.8.6 - Exposure of Sensitive Information via Modular Exponentiation
Title source: llmDescription
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 unspecified vectors. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-6887.
References (4)
Core 4
Core References
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/10/15/8
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/10/15/2
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/95439
Various Sources x_refsource_misc
https://blog.fuzzing-project.org/54-Update-on-MatrixSSL-miscalculation-CVE-2016-8671%2C-incomplete-fix-for-CVE-2016-6887.html
Scores
CVSS v3
5.9
EPSS
0.0134
EPSS Percentile
67.8%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-200
Status
published
Products (1)
matrixssl/matrixssl
< 3.8.6
Published
Jan 13, 2017
Tracked Since
Feb 18, 2026