CVE-2020-15309
High
Description
An issue was discovered in wolfSSL before 4.5.0, when single precision is not employed. Local attackers can conduct a cache-timing attack against public key operations. These attackers may already have obtained sensitive information if the affected system has been used for private key operations (e.g., signing with a private key).
SeverityHigh
CVSS7.0
Exploit probability—
ProductWolfssl
PublishedAug 21, 2020
First seenAug 21, 2020
How to fix
Update
- wolfssl wolfssl4.5.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| wolfssl wolfssl | v < 4.5.0 | 4.5.0 |
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