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:3.0/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
Access Vector Network Network
Access 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 3
SUSE Bugzilla entries: 1064285 [RESOLVED / NORESPONSE], 1065000 [RESOLVED / FIXED], 1074115 [RESOLVED / FIXED], 1079488 [RESOLVED / FIXED], 1090163 [RESOLVED / FIXED], 1099316 [RESOLVED / FIXED], 1138392 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
Openstack Cloud Magnum Orchestration 7
  • openssh >= 7.2p2-74.11.1
 Patchnames:
SUSE-OpenStack-Cloud-Magnum-Orchestration-7-2017-2009
SUSE CaaS Platform ALL
  • openssh >= 7.2p2-74.11.1
 Patchnames:
SUSE-CAASP-ALL-2017-2009
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
SUSE Linux Enterprise High Performance Computing 12 SP5
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
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
SUSE Linux Enterprise Server for SAP Applications 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
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.

Product(s) Source package State
Magnum Orchestration openssh Released
SUSE Container as a Service Platform 2.0 openssh Released
SUSE Linux Enterprise Desktop 12 SP2 openssh Released
SUSE Linux Enterprise Desktop 12 SP3 openssh Released
SUSE Linux Enterprise Server 11 SP3 LTSS openssh Released
SUSE Linux Enterprise Server 11 SP4 openssh Released
SUSE Linux Enterprise Server 11 SP4 LTSS openssh Released
SUSE Linux Enterprise Server 12 LTSS openssh Released
SUSE Linux Enterprise Server 12 SP1 LTSS openssh Released
SUSE Linux Enterprise Server 12 SP2 openssh Released
SUSE Linux Enterprise Server 12 SP3 openssh Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3 openssh Already fixed