CVE-2017-15906

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

26/10/2017

Last modified:

20/04/2025

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.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.30 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): Low
Availability (A): None

Base Score 3.x

5.30

Severity 3.x

MEDIUM

Vector 2.0

AV:N/AC:L/Au:N/C:N/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
Availability (A): None

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:openbsd:openssh::::::::		7.6 (excluding)
cpe:2.3:a:oracle:sun_zfs_storage_appliance_kit:8.8.6:::::::*
cpe:2.3:o:debian:debian_linux:8.0:::::::*
cpe:2.3:a:netapp:active_iq_unified_manager:-:::::vmware_vsphere::
cpe:2.3:a:netapp:cloud_backup:-:::::::*
cpe:2.3:a:netapp:clustered_data_ontap:-:::::::*
cpe:2.3:a:netapp:data_ontap_edge:-:::::::*
cpe:2.3:a:netapp:hci_management_node:-:::::::*
cpe:2.3:a:netapp:oncommand_unified_manager_core_package:-:::::::*
cpe:2.3:a:netapp:solidfire:-:::::::*
cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:::::::*
cpe:2.3:a:netapp:storage_replication_adapter_for_clustered_data_ontap::::::vmware_vsphere::*	9.7 (including)
cpe:2.3:a:netapp:storage_replication_adapter_for_clustered_data_ontap:9.6:::::vmware_vsphere::
cpe:2.3:a:netapp:vasa_provider_for_clustered_data_ontap::::::::	6.0 (including)	6.2 (including)
cpe:2.3:a:netapp:vasa_provider_for_clustered_data_ontap::::::::	9.7 (including)

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:a:openbsd:openssh::::::::		7.6 (excluding)
cpe:2.3:a:oracle:sun_zfs_storage_appliance_kit:8.8.6:::::::*
cpe:2.3:o:debian:debian_linux:8.0:::::::*
cpe:2.3:a:netapp:active_iq_unified_manager:-:::::vmware_vsphere::
cpe:2.3:a:netapp:cloud_backup:-:::::::*
cpe:2.3:a:netapp:clustered_data_ontap:-:::::::*
cpe:2.3:a:netapp:data_ontap_edge:-:::::::*
cpe:2.3:a:netapp:hci_management_node:-:::::::*
cpe:2.3:a:netapp:oncommand_unified_manager_core_package:-:::::::*
cpe:2.3:a:netapp:solidfire:-:::::::*
cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:::::::*
cpe:2.3:a:netapp:storage_replication_adapter_for_clustered_data_ontap::::::vmware_vsphere::*	9.7 (including)
cpe:2.3:a:netapp:storage_replication_adapter_for_clustered_data_ontap:9.6:::::vmware_vsphere::
cpe:2.3:a:netapp:vasa_provider_for_clustered_data_ontap::::::::	6.0 (including)	6.2 (including)
cpe:2.3:a:netapp:vasa_provider_for_clustered_data_ontap::::::::	9.7 (including)

CVE-2017-15906

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools