Upstream information

CVE-2017-6891 at MITRE

Description

Two errors in the "asn1_find_node()" function (lib/parser_aux.c) within GnuTLS libtasn1 version 4.10 can be exploited to cause a stacked-based buffer overflow by tricking a user into processing a specially crafted assignments file via the e.g. asn1Coding utility.

SUSE information

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 6.82 3.32
Vector AV:N/AC:M/Au:N/C:P/I:P/A:P AV:L/AC:M/Au:N/C:N/I:P/A:P
Access Vector Network Local
Access Complexity Medium Medium
Authentication None None
Confidentiality Impact Partial None
Integrity Impact Partial Partial
Availability Impact Partial Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 8.8 5.1
Vector AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Access Vector Network Local
Access Complexity Low Low
Privileges Required None None
User Interaction Required None
Scope Unchanged Unchanged
Confidentiality Impact High None
Integrity Impact High Low
Availability Impact High Low

This issue is currently rated as having moderate severity.

SUSE Bugzilla entry: 1040621 [NEW]

No SUSE Security Announcements cross referenced.


List of planned updates

The following information is the current evaluation information for this security issue. It might neither be accurate nor complete, Use at own risk.
Product(s) Source package
  • SUSE Linux Enterprise High Availability Extension 11 SP4
  • SUSE Linux Enterprise SDK 11 SP4
  • SUSE Linux Enterprise Server 11 SP3 LTSS
  • SUSE Linux Enterprise Server 11 SP4
  • SUSE Linux Enterprise Server for SAP 11 SP3
  • SUSE Linux Enterprise Server for SAP 11 SP4
gnutls
  • OpenStack Cloud Magnum Orchestration 7.0
  • SUSE Linux Enterprise Desktop 12 SP2
  • SUSE Linux Enterprise SDK 11 SP4
  • SUSE Linux Enterprise SDK 12 SP2
  • SUSE Linux Enterprise Server 11 SP3 LTSS
  • SUSE Linux Enterprise Server 11 SP4
  • SUSE Linux Enterprise Server 12 GA
  • SUSE Linux Enterprise Server 12 SP2
  • SUSE Linux Enterprise Server for SAP 11 SP3
  • SUSE Linux Enterprise Server for SAP 11 SP4
  • SUSE Linux Enterprise Server for SAP 12 GA
  • SUSE Linux Enterprise Server for SAP 12 SP1
  • SUSE Linux Enterprise Server for SAP 12 SP2
libtasn1