CVE-2017-10614

Junos OS: A remote unauthenticated attacker can consume large amounts of CPU and/or memory through telnetd

Published Oct 13, 2017 CVSS 3.0 · 5.3 Medium EPSS 1.7% KEV · Not listed
Description
A vulnerability in telnetd service on Junos OS allows a remote attacker to cause a limited memory and/or CPU consumption denial of service attack. This issue was found during internal product security testing. Affected releases are Juniper Networks Junos OS 12.1X46 prior to 12.1X46-D45; 12.3X48 prior to 12.3X48-D30; 14.1 prior to 14.1R4-S9, 14.1R8; 14.2 prior to 14.2R6; 15.1 prior to 15.1F5, 15.1R3; 15.1X49 prior to 15.1X49-D40; 15.1X53 prior to 15.1X53-D232, 15.1X53-D47.

Remediation

Vendor Workaround

Disable telnet services. It is good security practice to limit the exploitable attack surface of critical infrastructure networking equipment. Use access lists or firewall filters to limit access to the device from trusted, administrative networks or hosts.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2017-2261 A vulnerability in telnetd service on Junos OS allows a remote attacker to cause a limited memory and/or CPU consumption denial of service attack. This issue was found during internal product security testing. Affected releases are Juniper Networks Junos OS 12.1X46 prior to 12.1X46-D45; 12.3X48 prior to 12.3X48-D30; 14.1 prior to 14.1R4-S9, 14.1R8; 14.2 prior to 14.2R6; 15.1 prior to 15.1F5, 15.1R3; 15.1X49 prior to 15.1X49-D40; 15.1X53 prior to 15.1X53-D232, 15.1X53-D47.
References
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
juniper
Published
Updated
Sep 16, 2024, 4:48 PM
Reserved
Jun 28, 2017, 12:00 AM
Status
Modified
Published
Oct 13, 2017, 5:29 PM
Modified
Jun 17, 2026, 1:00 AM