CVE-2017-15906
medium
CVSS v3
5.3
CVSS v4 NEW
—
VIR risk
5.3
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.
Predictions
Exploit likelihood
63%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 1:7.6p1-1 |
| debian | bullseye | fixed | 1:7.6p1-1 |
| debian | forky | fixed | 1:7.6p1-1 |
| debian | sid | fixed | 1:7.6p1-1 |
| debian | trixie | fixed | 1:7.6p1-1 |
| debian | 8.0 | affected | |
| rhel | 7.0 | affected | |
| rhel | 7.6 | affected | |
| rhel | 7.7 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| openbsd | openssh | {"endExcluding":"7.6"} | 7.6 |
| oracle | sun_zfs_storage_appliance_kit | 8.8.6 | |
| netapp | active_iq_unified_manager | - | |
| netapp | cloud_backup | - | |
| netapp | clustered_data_ontap | - | |
| netapp | data_ontap_edge | - | |
| netapp | hci_management_node | - | |
| netapp | oncommand_unified_manager_core_package | - | |
| netapp | solidfire | - | |
| netapp | steelstore_cloud_integrated_storage | - | |
| netapp | storage_replication_adapter_for_clustered_data_ontap | {"startIncluding":"9.7"} | |
| netapp | storage_replication_adapter_for_clustered_data_ontap | 9.6 | |
| netapp | vasa_provider_for_clustered_data_ontap | {"startIncluding":"6.0","endIncluding":"6.2"} | |
| netapp | virtual_storage_console | {"startIncluding":"9.7"} | |
| netapp | virtual_storage_console | 9.6 | |
| netapp | vasa_provider_for_clustered_data_ontap | {"startIncluding":"9.7"} | |
| netapp | cn1610 | - | |
References
- http://www.securityfocus.com/bid/101552
- https://access.redhat.com/errata/RHSA-2018:0980
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
- https://github.com/openbsd/src/commit/a6981567e8e215acc1ef690c8dbb30f2d9b00a19
- https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
- https://security.gentoo.org/glsa/201801-05
- https://security.netapp.com/advisory/ntap-20180423-0004/
- https://www.openssh.com/txt/release-7.6
- https://www.oracle.com/security-alerts/cpujan2020.html
- https://www.suse.com/security/cve/CVE-2017-15906.html
- https://security-tracker.debian.org/tracker/CVE-2017-15906
CWEs
CWE-732
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.