CVE Catalog

CVE-2015-6565

High
Published: Translated: NVD NIST

Summary

In OpenSSH versions 6.8 and 6.9, sshd uses world-writable permissions for TTY devices, allowing local users to cause a denial of service (terminal disruption) or possibly have unspecified other impact by writing to a device.

Risk Assessment

Local users can disrupt system operations, potentially leading to downtime or other unforeseen issues.

Recommendation

It is recommended to restrict write permissions for TTY devices and update OpenSSH to the latest version to minimize risk.

Related vulnerabilities

Original NVD description (English source)

sshd in OpenSSH 6.8 and 6.9 uses world-writable permissions for TTY devices, which allows local users to cause a denial of service (terminal disruption) or possibly have unspecified other impact by writing to a device, as demonstrated by writing an escape sequence.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS