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CVE-2018-12439

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CVSS 3.0
4.7 medium
EPSS
<1%p20
Published
()
Modified
Description

MatrixSSL through 3.9.5 Open 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.

Vendors
matrixssl
Products
matrixssl
Weakness
CWE-200
Vector
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD CVE.org GitHub PoCs EPSS (0.3%)

In the news

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