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CVE-2017-15906 OpenSSH

Affected softwareOpenSSH
Severity5.3 Medium CVSS 3.1 3 scores
WeaknessIncorrect permission assignment (CWE-732)
Published26 Oct 2017
Updated17 Jun 2026

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.

Exploitation status

No public exploit

No exploit has been reported in the sources we check. Published 9 years ago.

  • CISA KEV not listed
  • VulnCheck KEV not listed
  • CISA Vulnrichment exploitation: none
  • Indexed PoC none indexed
  • EPSS 3.4% chance in 30 days

Waratek protection

Outside Waratek scope

A Java vulnerability, but not one Waratek protects. It affects only Java on a user's desktop (applets, Web Start, JavaFX, the installer), sits in a product the Waratek agent can't be installed into, or is in a package we don't expect in business applications. The decision below says which.

  • Protection none
  • Action not pursued none
  • Review human Researcher
  • Record active
Decided by Manual classification of this CVE in the legacy dataset
Finding A manual classification set this CVE's status to Outside Waratek scope, but the CVE names a tracked product.

CVSS

5.3 MEDIUM v3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N 3 metrics

We show the highest score from the newest CVSS version. Scores from different versions can't be compared, and the first score listed is sometimes a 0.0 placeholder.

VersionScoreBandVectorAssignerType
CVSS 3.1 5.3 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N NVD Primary published
CVSS 3.1 5.3 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N CISA-ADP Secondary
CVSS 2.0 5.0 none AV:N/AC:L/Au:N/C:N/I:P/A:N NVD Primary

Affected software and releases

Products and versions

21 products, 27 version entries
SourceVendorProductSchemeAffected versions
nvd debian debian linux generic 8.0
nvd netapp active iq unified manager generic any version
nvd netapp cloud backup generic any version
nvd netapp clustered data ontap generic any version
nvd netapp cn1610 firmware generic any version
nvd netapp data ontap edge generic any version
nvd netapp hci management node generic any version
nvd netapp oncommand unified manager core package generic any version
nvd netapp solidfire generic any version
nvd netapp steelstore cloud integrated storage generic any version
nvd netapp storage replication adapter for clustered data ontap generic 9.6 · ≥ 9.7
nvd netapp vasa provider for clustered data ontap generic ≥ 6.0 and ≤ 6.2 · ≥ 9.7
nvd netapp virtual storage console generic 9.6 · ≥ 9.7
nvd openbsd openssh generic < 7.6
nvd oracle sun zfs storage appliance kit generic 8.8.6
nvd redhat enterprise linux desktop generic 7.0
nvd redhat enterprise linux eus generic 7.6 · 7.7
nvd redhat enterprise linux server generic 7.0
nvd redhat enterprise linux server aus generic 7.6 · 7.7
nvd redhat enterprise linux server tus generic 7.6 · 7.7
nvd redhat enterprise linux workstation generic 7.0

References

URLTags
http://www.securityfocus.com/bid/101552 Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2018:0980 Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
https://github.com/openbsd/src/commit/a6981567e8e215acc1ef690c8dbb30f2d9b00a19 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html Mailing List, Third Party Advisory
https://security.gentoo.org/glsa/201801-05 Third Party Advisory
https://security.netapp.com/advisory/ntap-20180423-0004/ Third Party Advisory
https://www.openssh.com/txt/release-7.6 Release Notes, Vendor Advisory
https://www.oracle.com/security-alerts/cpujan2020.html Third Party Advisory

Timeline

Published2017-10-26By the CVE Program.
NVD record modified2026-06-17NVD's own last-modified date for this record.