Upstream information

CVE-2017-15906 at MITRE

Description

The process_open function in sftp-server.c in OpenSSH before 7.6 does not properly prevent write operations in readonly mode, which allows attackers to create zero-length files.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 5 4
Vector AV:N/AC:L/Au:N/C:N/I:P/A:N AV:N/AC:L/Au:S/C:N/I:P/A:N
Access Vector Network Network
Access Complexity Low Low
Authentication None Single
Confidentiality Impact None None
Integrity Impact Partial Partial
Availability Impact None None
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 5.3 4.3
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack Vector Network Network
Attack Complexity Low Low
Privileges Required None Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact Low Low
Availability Impact None None
CVSSv3 Version 3.1 3
SUSE Bugzilla entries: 1064285 [RESOLVED / NORESPONSE], 1065000 [REOPENED], 1074115 [RESOLVED / ], 1079488 [RESOLVED / FIXED], 1090163 [RESOLVED / ], 1099316 [RESOLVED / FIXED], 1138392 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Liberty Linux 7
  • openssh >= 7.4p1-16.el7
  • openssh-askpass >= 7.4p1-16.el7
  • openssh-cavs >= 7.4p1-16.el7
  • openssh-clients >= 7.4p1-16.el7
  • openssh-keycat >= 7.4p1-16.el7
  • openssh-ldap >= 7.4p1-16.el7
  • openssh-server >= 7.4p1-16.el7
  • openssh-server-sysvinit >= 7.4p1-16.el7
  • pam_ssh_agent_auth >= 0.10.3-2.16.el7
 Patchnames:
RHSA-2018:0980
SUSE Linux Enterprise Desktop 12 SP2
  • openssh >= 7.2p2-74.11.1
  • openssh-askpass-gnome >= 7.2p2-74.11.3
  • openssh-helpers >= 7.2p2-74.11.1
 Patchnames:
SUSE-SLE-DESKTOP-12-SP2-2017-2009
SUSE Linux Enterprise Desktop 12 SP3
  • openssh >= 7.2p2-74.11.1
  • openssh-askpass-gnome >= 7.2p2-74.11.3
  • openssh-helpers >= 7.2p2-74.11.1
 Patchnames:
SUSE-SLE-DESKTOP-12-SP3-2017-2009
SUSE Linux Enterprise Desktop 12 SP4
  • openssh >= 7.2p2-74.25.1
  • openssh-helpers >= 7.2p2-74.25.1
 Patchnames:
SUSE Linux Enterprise Desktop 12 SP4 GA openssh-7.2p2-74.25.1
SUSE Linux Enterprise High Performance Computing 12 SP5
  • openssh >= 7.2p2-74.45.1
  • openssh-fips >= 7.2p2-74.45.1
  • openssh-helpers >= 7.2p2-74.45.1
 Patchnames:
SUSE Linux Enterprise High Performance Computing 12 SP5 GA openssh-7.2p2-74.45.1
SUSE Linux Enterprise Point of Sale 11 SP3
  • openssh >= 6.2p2-0.41.5.1
  • openssh-askpass >= 6.2p2-0.41.5.1
  • openssh-askpass-gnome >= 6.2p2-0.41.5.1
 Patchnames:
sleposp3-openssh-13848
SUSE Linux Enterprise Server 11 SP3-LTSS
  • openssh >= 6.2p2-0.41.5.1
  • openssh-askpass >= 6.2p2-0.41.5.1
  • openssh-askpass-gnome >= 6.2p2-0.41.5.1
 Patchnames:
slessp3-openssh-13848
SUSE Linux Enterprise Server 11 SP4
SUSE Linux Enterprise Server for SAP Applications 11 SP4
  • openssh >= 6.6p1-36.3.1
  • openssh-askpass-gnome >= 6.6p1-36.3.1
  • openssh-fips >= 6.6p1-36.3.1
  • openssh-helpers >= 6.6p1-36.3.1
 Patchnames:
slessp4-openssh-13719
SUSE Linux Enterprise Server 11-SECURITY
  • openssh-openssl1 >= 6.6p1-19.3.1
  • openssh-openssl1-helpers >= 6.6p1-19.3.1
 Patchnames:
secsp3-openssh-openssl1-13777
SUSE Linux Enterprise Server 12 SP1-LTSS
  • openssh >= 6.6p1-54.15.2
  • openssh-askpass-gnome >= 6.6p1-54.15.1
  • openssh-fips >= 6.6p1-54.15.2
  • openssh-helpers >= 6.6p1-54.15.2
 Patchnames:
SUSE-SLE-SERVER-12-SP1-2018-1876
SUSE Linux Enterprise Server 12 SP2
SUSE Linux Enterprise Server for SAP Applications 12 SP2
  • openssh >= 7.2p2-74.11.1
  • openssh-askpass-gnome >= 7.2p2-74.11.3
  • openssh-fips >= 7.2p2-74.11.1
  • openssh-helpers >= 7.2p2-74.11.1
 Patchnames:
SUSE-SLE-SERVER-12-SP2-2017-2009
SUSE Linux Enterprise Server 12 SP3
SUSE Linux Enterprise Server for SAP Applications 12 SP3
  • openssh >= 7.2p2-74.11.1
  • openssh-askpass-gnome >= 7.2p2-74.11.3
  • openssh-fips >= 7.2p2-74.11.1
  • openssh-helpers >= 7.2p2-74.11.1
 Patchnames:
SUSE-SLE-SERVER-12-SP3-2017-2009
SUSE Linux Enterprise Server 12 SP4
  • openssh >= 7.2p2-74.25.1
  • openssh-fips >= 7.2p2-74.25.1
  • openssh-helpers >= 7.2p2-74.25.1
 Patchnames:
SUSE Linux Enterprise Server 12 SP4 GA openssh-7.2p2-74.25.1
SUSE Linux Enterprise Server 12 SP5
  • openssh >= 7.2p2-74.45.1
  • openssh-fips >= 7.2p2-74.45.1
  • openssh-helpers >= 7.2p2-74.45.1
 Patchnames:
SUSE Linux Enterprise Server 12 SP5 GA openssh-7.2p2-74.45.1
SUSE Linux Enterprise Server 12-LTSS
  • openssh >= 6.6p1-54.15.2
  • openssh-askpass-gnome >= 6.6p1-54.15.1
  • openssh-fips >= 6.6p1-54.15.2
  • openssh-helpers >= 6.6p1-54.15.2
 Patchnames:
SUSE-SLE-SERVER-12-2018-1876
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2
  • openssh >= 7.2p2-74.11.1
  • openssh-askpass-gnome >= 7.2p2-74.11.3
  • openssh-fips >= 7.2p2-74.11.1
  • openssh-helpers >= 7.2p2-74.11.1
 Patchnames:
SUSE-SLE-RPI-12-SP2-2017-2009
SUSE Linux Enterprise Server for SAP Applications 12 SP1
  • openssh >= 6.6p1-54.15.2
  • openssh-askpass-gnome >= 6.6p1-54.15.1
  • openssh-fips >= 6.6p1-54.15.2
  • openssh-helpers >= 6.6p1-54.15.2
 Patchnames:
SUSE-SLE-SAP-12-SP1-2018-1876

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. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SLES15-SP4-CHOST-BYOS openssh Not affected
SLES15-SP4-CHOST-BYOS-Aliyun openssh Not affected
SLES15-SP4-CHOST-BYOS-Azure openssh Not affected
SLES15-SP4-CHOST-BYOS-EC2 openssh Not affected
SLES15-SP4-CHOST-BYOS-GCE openssh Not affected
SLES15-SP4-CHOST-BYOS-SAP-CCloud openssh Not affected
SLES15-SP5-CHOST-BYOS-Aliyun openssh Not affected
SLES15-SP5-CHOST-BYOS-Azure openssh Not affected
SLES15-SP5-CHOST-BYOS-EC2 openssh Not affected
SLES15-SP5-CHOST-BYOS-GCE openssh Not affected
SLES15-SP5-CHOST-BYOS-SAP-CCloud openssh Not affected
SUSE Enterprise Storage 7.1 openssh Not affected
SUSE Enterprise Storage 7.1 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Desktop 15 SP4 openssh Already fixed
SUSE Linux Enterprise Desktop 15 SP4 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Desktop 15 SP5 openssh Not affected
SUSE Linux Enterprise Desktop 15 SP5 openssh-askpass-gnome Ignore
SUSE Linux Enterprise High Performance Computing 15 SP4 openssh Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4 openssh-askpass-gnome Ignore
SUSE Linux Enterprise High Performance Computing 15 SP5 openssh Not affected
SUSE Linux Enterprise High Performance Computing 15 SP5 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Micro 5.1 openssh Not affected
SUSE Linux Enterprise Micro 5.2 openssh Not affected
SUSE Linux Enterprise Micro 5.3 openssh Not affected
SUSE Linux Enterprise Micro 5.4 openssh Not affected
SUSE Linux Enterprise Micro 5.5 openssh Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP4 openssh Already fixed
SUSE Linux Enterprise Module for Basesystem 15 SP5 openssh Not affected
SUSE Linux Enterprise Module for Desktop Applications 15 SP4 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Module for Desktop Applications 15 SP5 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Real Time 15 SP3 openssh Not affected
SUSE Linux Enterprise Real Time 15 SP3 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Server 12-LTSS openssh Released
SUSE Linux Enterprise Server 12-LTSS openssh-askpass-gnome Released
SUSE Linux Enterprise Server 15 SP4 openssh Already fixed
SUSE Linux Enterprise Server 15 SP4 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Server 15 SP5 openssh Not affected
SUSE Linux Enterprise Server 15 SP5 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Server for SAP Applications 15 SP4 openssh Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP4 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Server for SAP Applications 15 SP5 openssh Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP5 openssh-askpass-gnome Ignore
SUSE Manager Proxy 4.3 openssh Already fixed
SUSE Manager Proxy 4.3 openssh-askpass-gnome Ignore
SUSE Manager Retail Branch Server 4.3 openssh Already fixed
SUSE Manager Retail Branch Server 4.3 openssh-askpass-gnome Ignore
SUSE Manager Server 4.3 openssh Already fixed
SUSE Manager Server 4.3 openssh-askpass-gnome Ignore
Products under Long Term Service Pack support and receiving important and critical security fixes.
SLES15-SP2-CHOST-BYOS-Aliyun openssh Not affected
SLES15-SP2-CHOST-BYOS-Azure openssh Not affected
SLES15-SP2-CHOST-BYOS-EC2 openssh Not affected
SLES15-SP2-CHOST-BYOS-GCE openssh Not affected
SLES15-SP3-CHOST-BYOS-Aliyun openssh Not affected
SLES15-SP3-CHOST-BYOS-Azure openssh Not affected
SLES15-SP3-CHOST-BYOS-EC2 openssh Not affected
SLES15-SP3-CHOST-BYOS-GCE openssh Not affected
SLES15-SP3-CHOST-BYOS-SAP-CCloud openssh Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2 openssh Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS openssh Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS openssh Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3 openssh Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3 openssh-askpass-gnome Ignore
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS openssh Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS openssh-askpass-gnome Ignore
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS openssh Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS openssh-askpass-gnome Ignore
SUSE Linux Enterprise Module for Basesystem 15 SP2 openssh Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP3 openssh Not affected
SUSE Linux Enterprise Module for Desktop Applications 15 SP3 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Module for Server Applications 15 SP2 openssh Not affected
SUSE Linux Enterprise Module for Server Applications 15 SP3 openssh Not affected
SUSE Linux Enterprise Server 12 SP2-BCL openssh Affected
SUSE Linux Enterprise Server 12 SP2-BCL openssh-askpass-gnome Not affected
SUSE Linux Enterprise Server 15 SP2 openssh Not affected
SUSE Linux Enterprise Server 15 SP2-LTSS openssh Not affected
SUSE Linux Enterprise Server 15 SP3 openssh Not affected
SUSE Linux Enterprise Server 15 SP3 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Server 15 SP3-LTSS openssh Not affected
SUSE Linux Enterprise Server 15 SP3-LTSS openssh-askpass-gnome Ignore
SUSE Linux Enterprise Server Business Critical Linux 15 SP3 openssh Not affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP3 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Server for SAP Applications 15 SP2 openssh Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP3 openssh Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP3 openssh-askpass-gnome Ignore
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 openssh Affected
HPE Helion OpenStack 8 openssh-askpass-gnome Not affected
Magnum Orchestration 7 openssh Released
SUSE CaaS Platform 3.0 openssh Affected
SUSE Container as a Service Platform 2.0 openssh Released
SUSE Enterprise Storage 7 openssh Not affected
SUSE Linux Enterprise Desktop 12 openssh Affected
SUSE Linux Enterprise Desktop 12 SP1 openssh Affected
SUSE Linux Enterprise Desktop 12 SP2 openssh Released
SUSE Linux Enterprise Desktop 12 SP2 openssh-askpass-gnome Released
SUSE Linux Enterprise Desktop 12 SP3 openssh Released
SUSE Linux Enterprise Desktop 12 SP3 openssh-askpass-gnome Released
SUSE Linux Enterprise Desktop 12 SP4 openssh Affected
SUSE Linux Enterprise Desktop 12 SP4 openssh-askpass-gnome Not affected
SUSE Linux Enterprise Desktop 15 SP2 openssh Not affected
SUSE Linux Enterprise Desktop 15 SP3 openssh Not affected
SUSE Linux Enterprise Desktop 15 SP3 openssh-askpass-gnome Ignore
SUSE Linux Enterprise Micro 5.0 openssh Not affected
SUSE Linux Enterprise Point of Sale 11 SP3 openssh Released
SUSE Linux Enterprise Point of Sale 11 SP3 openssh-askpass-gnome Released
SUSE Linux Enterprise Point of Service 11 SP3 openssh Unsupported
SUSE Linux Enterprise Real Time 15 SP2 openssh Not affected
SUSE Linux Enterprise Server 11 SP3 openssh Affected
SUSE Linux Enterprise Server 11 SP3 LTSS openssh Released
SUSE Linux Enterprise Server 11 SP3-LTSS openssh Released
SUSE Linux Enterprise Server 11 SP3-LTSS openssh-askpass-gnome Released
SUSE Linux Enterprise Server 11 SP4 openssh Released
SUSE Linux Enterprise Server 11 SP4 openssh-askpass-gnome Released
SUSE Linux Enterprise Server 11 SP4 LTSS openssh Released
SUSE Linux Enterprise Server 11 SP4-LTSS openssh Released
SUSE Linux Enterprise Server 11 SP4-LTSS openssh-askpass-gnome Not affected
SUSE Linux Enterprise Server 11-SECURITY openssh-openssl1 Released
SUSE Linux Enterprise Server 12 openssh Affected
SUSE Linux Enterprise Server 12 SP1 openssh Affected
SUSE Linux Enterprise Server 12 SP1-LTSS openssh Released
SUSE Linux Enterprise Server 12 SP1-LTSS openssh-askpass-gnome Released
SUSE Linux Enterprise Server 12 SP2 openssh Released
SUSE Linux Enterprise Server 12 SP2 openssh-askpass-gnome Released
SUSE Linux Enterprise Server 12 SP2-ESPOS openssh Affected
SUSE Linux Enterprise Server 12 SP2-ESPOS openssh-askpass-gnome Not affected
SUSE Linux Enterprise Server 12 SP2-LTSS openssh Affected
SUSE Linux Enterprise Server 12 SP2-LTSS openssh-askpass-gnome Not affected
SUSE Linux Enterprise Server 12 SP3 openssh Released
SUSE Linux Enterprise Server 12 SP3 openssh-askpass-gnome Released
SUSE Linux Enterprise Server 12 SP3-BCL openssh Unsupported
SUSE Linux Enterprise Server 12 SP3-BCL openssh-askpass-gnome Not affected
SUSE Linux Enterprise Server 12 SP3-ESPOS openssh Unsupported
SUSE Linux Enterprise Server 12 SP3-ESPOS openssh-askpass-gnome Not affected
SUSE Linux Enterprise Server 12 SP3-LTSS openssh Unsupported
SUSE Linux Enterprise Server 12 SP3-LTSS openssh-askpass-gnome Not affected
SUSE Linux Enterprise Server 12 SP4 openssh Affected
SUSE Linux Enterprise Server 12 SP4 openssh-askpass-gnome Not affected
SUSE Linux Enterprise Server 15 SP2-BCL openssh Not affected
SUSE Linux Enterprise Server 15 SP3-BCL openssh Not affected
SUSE Linux Enterprise Server 15 SP3-BCL openssh-askpass-gnome Ignore
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 openssh Released
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 openssh-askpass-gnome Released
SUSE Linux Enterprise Server for SAP Applications 11 SP4 openssh Released
SUSE Linux Enterprise Server for SAP Applications 11 SP4 openssh-askpass-gnome Released
SUSE Linux Enterprise Server for SAP Applications 12 SP1 openssh Released
SUSE Linux Enterprise Server for SAP Applications 12 SP1 openssh-askpass-gnome Released
SUSE Linux Enterprise Server for SAP Applications 12 SP2 openssh Released
SUSE Linux Enterprise Server for SAP Applications 12 SP2 openssh-askpass-gnome Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3 openssh Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3 openssh-askpass-gnome Released
SUSE Manager Proxy 4.1 openssh Not affected
SUSE Manager Proxy 4.2 openssh Not affected
SUSE Manager Proxy 4.2 openssh-askpass-gnome Ignore
SUSE Manager Retail Branch Server 4.1 openssh Not affected
SUSE Manager Retail Branch Server 4.2 openssh Not affected
SUSE Manager Retail Branch Server 4.2 openssh-askpass-gnome Ignore
SUSE Manager Server 4.1 openssh Not affected
SUSE Manager Server 4.2 openssh Not affected
SUSE Manager Server 4.2 openssh-askpass-gnome Ignore
SUSE OpenStack Cloud 7 openssh Affected
SUSE OpenStack Cloud 7 openssh-askpass-gnome Not affected
SUSE OpenStack Cloud 8 openssh Affected
SUSE OpenStack Cloud 8 openssh-askpass-gnome Not affected
SUSE OpenStack Cloud Crowbar 8 openssh Affected
SUSE OpenStack Cloud Crowbar 8 openssh-askpass-gnome Not affected
Security Module for SUSE Linux Enterprise 11 openssh-openssl1 Unsupported
Container Status
ses/7.1/cephcsi/cephcsi
ses/7.1/rook/ceph
ses/7/ceph/ceph
ses/7/cephcsi/cephcsi
ses/7/rook/ceph
suse/manager/4.3/proxy-ssh
suse/sle-micro-rancher/5.2
suse/sle-micro-rancher/5.3
suse/sle-micro-rancher/5.4
trento/trento-runner		 opensshNot affected

SUSE Timeline for this CVE

CVE page created: Wed Oct 25 11:45:13 2017
CVE page last modified: Wed Nov 1 01:10:04 2023