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

Overall state of this security issue: Pending

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 6.8 3.3
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 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS:3.0/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
CVSSv3 Version 3 3
SUSE Bugzilla entries: 1040621 [IN_PROGRESS], 1149679 [NEW]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
Container caasp/v4/nginx-ingress-controller:beta1
Container suse/sles12sp4:latest
Container suse/sles12sp5:latest
  • libtasn1 >= 4.9-3.10.1
  • libtasn1-6 >= 4.9-3.10.1
SUSE CaaS Platform 3.0
  • libtasn1 >= 4.9-3.10.1
  • libtasn1-6 >= 4.9-3.10.1
Patchnames:
SUSE-CAASP-3.0-2019-1379
SUSE CaaS Platform ALL
  • libtasn1 >= 4.9-3.10.1
  • libtasn1-6 >= 4.9-3.10.1
Patchnames:
SUSE-CAASP-ALL-2019-1379
SUSE Linux Enterprise Desktop 12 SP3
  • libtasn1 >= 4.9-3.10.1
  • libtasn1-6 >= 4.9-3.10.1
  • libtasn1-6-32bit >= 4.9-3.10.1
Patchnames:
SUSE-SLE-DESKTOP-12-SP3-2019-1379
SUSE Linux Enterprise Desktop 12 SP4
  • libtasn1 >= 4.9-3.10.1
  • libtasn1-6 >= 4.9-3.10.1
  • libtasn1-6-32bit >= 4.9-3.10.1
Patchnames:
SUSE-SLE-DESKTOP-12-SP4-2019-1379
SUSE Linux Enterprise High Availability Extension 11 SP4
  • libgnutls-extra26 >= 2.4.1-24.39.70.1
Patchnames:
slehasp4-gnutls-13212
SUSE Linux Enterprise High Performance Computing 12 SP5
SUSE Linux Enterprise Server 12 SP5
  • libtasn1 >= 4.9-3.10.1
  • libtasn1-6 >= 4.9-3.10.1
  • libtasn1-6-32bit >= 4.9-3.10.1
SUSE Linux Enterprise Server 11 SP4
SUSE Linux Enterprise Server for SAP Applications 11 SP4
  • gnutls >= 2.4.1-24.39.70.1
  • libgnutls-extra26 >= 2.4.1-24.39.70.1
  • libgnutls26 >= 2.4.1-24.39.70.1
  • libgnutls26-32bit >= 2.4.1-24.39.70.1
  • libgnutls26-x86 >= 2.4.1-24.39.70.1
Patchnames:
slessp4-gnutls-13212
SUSE Linux Enterprise Server 12 SP3
SUSE Linux Enterprise Server for SAP Applications 12 SP3
  • libtasn1 >= 4.9-3.10.1
  • libtasn1-6 >= 4.9-3.10.1
  • libtasn1-6-32bit >= 4.9-3.10.1
Patchnames:
SUSE-SLE-SERVER-12-SP3-2019-1379
SUSE Linux Enterprise Server 12 SP4
SUSE Linux Enterprise Server for SAP Applications 12 SP4
  • libtasn1 >= 4.9-3.10.1
  • libtasn1-6 >= 4.9-3.10.1
  • libtasn1-6-32bit >= 4.9-3.10.1
Patchnames:
SUSE-SLE-SERVER-12-SP4-2019-1379
SUSE Linux Enterprise Software Development Kit 11 SP4
  • libgnutls-devel >= 2.4.1-24.39.70.1
  • libgnutls-extra-devel >= 2.4.1-24.39.70.1
  • libgnutls-extra26 >= 2.4.1-24.39.70.1
Patchnames:
sdksp4-gnutls-13212
SUSE Linux Enterprise Software Development Kit 12 SP3
  • libtasn1-devel >= 4.9-3.10.1
Patchnames:
SUSE-SLE-SDK-12-SP3-2019-1379
SUSE Linux Enterprise Software Development Kit 12 SP4
  • libtasn1-devel >= 4.9-3.10.1
Patchnames:
SUSE-SLE-SDK-12-SP4-2019-1379
SUSE Linux Enterprise Software Development Kit 12 SP5
  • libtasn1-devel >= 4.9-3.10.1


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
SLES for SAP Applications gnutls Released
SUSE CaaS Platform 3.0 libtasn1 Released
SUSE Container as a Service Platform 2.0 libtasn1 Released
SUSE Linux Enterprise Desktop 12 SP1 gnutls Ignore
SUSE Linux Enterprise Desktop 12 SP1 libtasn1 Affected
SUSE Linux Enterprise Desktop 12 SP2 gnutls Affected
SUSE Linux Enterprise Desktop 12 SP3 libtasn1 Released
SUSE Linux Enterprise Desktop 12 SP4 libtasn1 Released
SUSE Linux Enterprise High Availability Extension 11 SP4 gnutls Released
SUSE Linux Enterprise High Performance Computing 12 SP4 libtasn1 Released
SUSE Linux Enterprise Point of Service 11 SP3 gnutls Released
SUSE Linux Enterprise Server 11 SP3 LTSS gnutls Affected
SUSE Linux Enterprise Server 11 SP4 gnutls Released
SUSE Linux Enterprise Server 11 SP4 LTSS gnutls Released
SUSE Linux Enterprise Server 12 LTSS gnutls Ignore
SUSE Linux Enterprise Server 12 SP1 gnutls Ignore
SUSE Linux Enterprise Server 12 SP1 libtasn1 Affected
SUSE Linux Enterprise Server 12 SP2 gnutls Ignore
SUSE Linux Enterprise Server 12 SP3 libtasn1 Released
SUSE Linux Enterprise Server 12 SP4 libtasn1 Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4 libtasn1 Released
SUSE Linux Enterprise Software Development Kit 11 SP4 gnutls Released
SUSE Linux Enterprise Software Development Kit 12 gnutls Ignore
SUSE Linux Enterprise Software Development Kit 12 SP1 gnutls Ignore
SUSE Linux Enterprise Software Development Kit 12 SP1 libtasn1 Affected
SUSE Linux Enterprise Software Development Kit 12 SP3 libtasn1 Released
SUSE Linux Enterprise Software Development Kit 12 SP4 libtasn1 Released