cvedb.io
CVE-2017-3819
HIGH · CVSS 8.8
EPSS exploitation probability: 0%
Published 2017-03-15T20:59:00.147 · Last modified 2026-06-17T01:18:58.957

Summary

A privilege escalation vulnerability in the Secure Shell (SSH) subsystem in the StarOS operating system for Cisco ASR 5000 Series, ASR 5500 Series, ASR 5700 Series devices, and Cisco Virtualized Packet Core could allow an authenticated, remote attacker to gain unrestricted, root shell access. The vulnerability is due to missing input validation of parameters passed during SSH or SFTP login. An attacker could exploit this vulnerability by providing crafted user input to the SSH or SFTP command-line interface (CLI) during SSH or SFTP login. An exploit could allow an authenticated attacker to gain root privileges access on the router. Note: Only traffic directed to the affected system can be used to exploit this vulnerability. This vulnerability can be triggered via both IPv4 and IPv6 traffic

Affected products

cisco — asr_5000_series_software

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.