Description
LibreSSL before 2.6.5 and 2.7.x before 2.7.4 allows a memory-cache side-channel attack on DSA and ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover a key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.
Published: 2018-06-15
Score: 4.7 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2018-4405 LibreSSL before 2.6.5 and 2.7.x before 2.7.4 allows a memory-cache side-channel attack on DSA and ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover a key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.
History

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Subscriptions

Openbsd Libressl
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-09-16T22:52:15.412Z

Reserved: 2018-06-14T00:00:00.000Z

Link: CVE-2018-12434

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-06-15T02:29:00.330

Modified: 2024-11-21T03:45:12.770

Link: CVE-2018-12434

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses