CVE-2018-12439
Medium
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.
SeverityMedium
CVSS4.7
Exploit probability—
ProductMatrixssl
PublishedJun 15, 2018
First seenJun 15, 2018
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| matrixssl matrixssl | v ≤ 3.9.5 | — |
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