Incorrect Permission Assignment for Critical Resource Affecting openssh package, versions <7.5_p1-r8


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.66% (81st percentile)

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  • Snyk IDSNYK-ALPINE319-OPENSSH-6107902
  • published8 Dec 2023
  • disclosed26 Oct 2017

Introduced: 26 Oct 2017

CVE-2017-15906  (opens in a new tab)
CWE-732  (opens in a new tab)

How to fix?

Upgrade Alpine:3.19 openssh to version 7.5_p1-r8 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssh package and not the openssh package as distributed by Alpine. See How to fix? for Alpine:3.19 relevant fixed versions and status.

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.

CVSS Scores

version 3.1