Vulnerability Details : CVE-2017-15906
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.
Products affected by CVE-2017-15906
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:sun_zfs_storage_appliance_kit:8.8.6:*:*:*:*:*:*:*
- cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:oncommand_unified_manager_core_package:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:data_ontap_edge:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:cn1610_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:virtual_storage_console:*:*:*:*:*:vmware_vsphere:*:*
- cpe:2.3:a:netapp:virtual_storage_console:9.6:*:*:*:*:vmware_vsphere:*:*
- cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
- Netapp » Storage Replication Adapter For Clustered Data Ontap » For Vmware VsphereVersions from including (>=) 9.7cpe:2.3:a:netapp:storage_replication_adapter_for_clustered_data_ontap:*:*:*:*:*:vmware_vsphere:*:*
- cpe:2.3:a:netapp:storage_replication_adapter_for_clustered_data_ontap:9.6:*:*:*:*:vmware_vsphere:*:*
- Netapp » Vasa Provider For Clustered Data OntapVersions from including (>=) 6.0 and up to, including, (<=) 6.2cpe:2.3:a:netapp:vasa_provider_for_clustered_data_ontap:*:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:vasa_provider_for_clustered_data_ontap:*:*:*:*:*:*:*:*
Threat overview for CVE-2017-15906
Top countries where our scanners detected CVE-2017-15906
Top open port discovered on systems with this issue
22
IPs affected by CVE-2017-15906 19,570,602
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2017-15906!
*Directly or indirectly through your vendors, service providers and 3rd parties.
Powered by
attack surface intelligence
from SecurityScorecard.
Exploit prediction scoring system (EPSS) score for CVE-2017-15906
0.36%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 72 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-15906
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:N |
10.0
|
2.9
|
NIST | |
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
3.9
|
1.4
|
NIST |
CWE ids for CVE-2017-15906
-
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-15906
-
https://www.oracle.com/security-alerts/cpujan2020.html
Oracle Critical Patch Update Advisory - January 2020Third Party Advisory
-
https://github.com/openbsd/src/commit/a6981567e8e215acc1ef690c8dbb30f2d9b00a19
disallow creation (of empty files) in read-only mode; reported by · openbsd/src@a698156 · GitHubThird Party Advisory
-
https://www.openssh.com/txt/release-7.6
Release Notes;Vendor Advisory
-
https://access.redhat.com/errata/RHSA-2018:0980
RHSA-2018:0980 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://security.gentoo.org/glsa/201801-05
OpenSSH: Permission issue (GLSA 201801-05) — Gentoo securityThird Party Advisory
-
https://security.netapp.com/advisory/ntap-20180423-0004/
CVE-2017-15906 OpenSSH Vulnerability in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
-
http://www.securityfocus.com/bid/101552
OpenSSH 'sftp-server.c' Remote Security Bypass VulnerabilityThird Party Advisory;VDB Entry
-
https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
[SECURITY] [DLA 1500-1] openssh security updateMailing List;Third Party Advisory
Jump to