CVE-2018-5407
MEDIUM4.7EPSS 0.84%Published: 11/15/2018Modified: 4/28/2026
Description
Simultaneous Multi-threading (SMT) in processors can enable local users to exploit software vulnerable to timing attacks via a side-channel timing attack on 'port contention'.
Affected packages (2)
- Alpine/opensslfrom 0, < 1.0.2q-r0
- Debian/opensslfrom 0, < 1.1.1~~pre9-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.7 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |