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CVE-2018-12434

nvd nist
Published: Jun 15, 2018Modified: Nov 21, 2024

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4.7
Vector
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Exploitability: 1.0 / Impact: 3.6
Source: NVD

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.

Affected (5)

Products: Openbsd: Libressl
Openbsd
1 product
Libressl
Configuration A
5 vulnerable
Vulnerable SoftwareAffected Versions
Openbsd
Libressl
Before 2.6.5
Libressl
Version 2.7.0
Libressl
Version 2.7.1
Libressl
Version 2.7.2
Libressl
Version 2.7.3

Related CWEs

CWE-200
Exposure of Sensitive Information to an Unauthorized Actor
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

References (6)

Source: cve@mitre.org
Vendor Advisory
Source: cve@mitre.org
Vendor Advisory
Source: cve@mitre.org
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.