Upstream information

CVE-2018-16868 at MITRE

Description

A Bleichenbacher type side-channel based padding oracle attack was found in the way gnutls handles verification of RSA decrypted PKCS#1 v1.5 data. An attacker who is able to run process on the same physical core as the victim process, could use this to extract plaintext or in some cases downgrade any TLS connections to a vulnerable server.

SUSE information

Overall state of this security issue: Pending

This issue is currently rated as having moderate severity.

CVSS v3 Scores
  SUSE
Base Score 5.3
Vector AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N
Access Vector Local
Access Complexity High
Privileges Required High
User Interaction None
Scope Changed
Confidentiality Impact High
Integrity Impact None
Availability Impact None
SUSE Bugzilla entries: 1117951 [IN_PROGRESS], 1118087 [CONFIRMED]

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Please note that this evaluation state might be work in progress, incomplete or outdated.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 gnutls Affected
SUSE Linux Enterprise Desktop 12 SP4 gnutls Affected
SUSE Linux Enterprise High Availability Extension 11 SP4 gnutls Affected
SUSE Linux Enterprise High Performance Computing 12 gnutls Affected
SUSE Linux Enterprise Module for Basesystem 15 GA gnutls Affected
SUSE Linux Enterprise Module for Desktop Applications 15 GA gnutls Affected
SUSE Linux Enterprise SDK 11 SP4 gnutls Affected
SUSE Linux Enterprise SDK 12 SP3 gnutls Affected
SUSE Linux Enterprise SDK 12 SP4 gnutls Affected
SUSE Linux Enterprise Server 11 SP3 LTSS gnutls Affected
SUSE Linux Enterprise Server 11 SP4 gnutls Affected
SUSE Linux Enterprise Server 12 GA LTSS gnutls Affected
SUSE Linux Enterprise Server 12 SP1 LTSS gnutls Affected
SUSE Linux Enterprise Server 12 SP2 LTSS gnutls Affected
SUSE Linux Enterprise Server 12 SP3 gnutls Affected
SUSE Linux Enterprise Server 12 SP4 gnutls Affected
SUSE Linux Enterprise Server for SAP Applications 11 SP3 gnutls Affected
SUSE Linux Enterprise Server for SAP Applications 12 GA gnutls Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 gnutls Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 gnutls Affected