CVE-2018-12437
CVE-2018-12437, security advisory, novell, suse linux, suse, security, cve

CVE-2018-12437

Common Vulnerabilities and Exposures

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Upstream information

CVE-2018-12437 at MITRE

Description

LibTomCrypt through 1.18.1 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.

SUSE information

Overall state of this security issue: Revisit

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 1.9
Vector AV:L/AC:M/Au:N/C:P/I:N/A:N
Access Vector Local
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database
Base Score 4.9
Vector AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
Access Vector Physical
Access Complexity High
Privileges Required None
User Interaction None
Scope Changed
Confidentiality Impact High
Integrity Impact None
Availability Impact None
SUSE Bugzilla entry: 1097783 [REOPENED]

No SUSE Security Announcements cross referenced.


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise Desktop 12 SP3 MozillaFirefox Released
SUSE Linux Enterprise Desktop 12 SP4 MozillaFirefox Released
SUSE Linux Enterprise High Performance Computing 12 MozillaFirefox Released
SUSE Linux Enterprise Module for Desktop Applications 15 GA MozillaFirefox Released
SUSE Linux Enterprise SDK 12 SP3 MozillaFirefox Released
SUSE Linux Enterprise SDK 12 SP4 MozillaFirefox Released
SUSE Linux Enterprise Server 12 GA LTSS MozillaFirefox Released
SUSE Linux Enterprise Server 12 SP1 LTSS MozillaFirefox Released
SUSE Linux Enterprise Server 12 SP2 LTSS MozillaFirefox Released
SUSE Linux Enterprise Server 12 SP3 MozillaFirefox Released
SUSE Linux Enterprise Server 12 SP4 MozillaFirefox Released
SUSE Linux Enterprise Server for SAP Applications 12 SP2 MozillaFirefox Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4 MozillaFirefox Released