CVE-2018-0061

Name: CVE-2018-0061
Creator: NVD / NIST
Published: 2018-10-10T18:29:03.483+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.27%

Last modified Jun 17, 2026

CVE-2018-0061 is a vulnerability of currently unknown severity. A denial of service vulnerability in the telnetd service on Junos OS allows remote unauthenticated users to cause high CPU usage which may affect system performance. Affected releases are Juniper Networks Junos OS: 12.1X46 versions prior to 12.1X46-D81 on SRX Series; 12.3 versions prior to 12.3R12-S11; 12.3X48 versions prior to 12.3X48-D80 on SRX Series; 15.1 versions prior to 15.1R7; 15.1X49 versions prior to 15.1X49-D150, 15.1X49-D160 on SRX Series; 15.1X53 versions prior to 15.1X53-D59 on EX2300/EX3400 Series; 15.1X53 versions prior to 15.1X53-D68 on QFX10K Series; 15.1X53 versions prior to 15.1X53-D235 on QFX5200/QFX5110 Series; 15.1X53 versions prior to 15.1X53-D495 on NFX Series; 16.1 versions prior to 16.1R4-S12, 16.1R6-S6, 16.1R7; 16.2 versions prior to 16.2R2-S7, 16.2R3; 17.1 versions prior to 17.1R2-S9, 17.1R3; 17.2 versions prior to 17.2R2-S6, 17.2R3; 17.2X75 versions prior to 17.2X75-D100; 17.3 versions prior to 17.3R2-S4, 17.3R3; 17.4 versions prior to 17.4R1-S5, 17.4R2; 18.2X75 versions prior to 18.2X75-D5.. EPSS estimates a 2.27% chance of exploitation in the next 30 days.

Description

A denial of service vulnerability in the telnetd service on Junos OS allows remote unauthenticated users to cause high CPU usage which may affect system performance. Affected releases are Juniper Networks Junos OS: 12.1X46 versions prior to 12.1X46-D81 on SRX Series; 12.3 versions prior to 12.3R12-S11; 12.3X48 versions prior to 12.3X48-D80 on SRX Series; 15.1 versions prior to 15.1R7; 15.1X49 versions prior to 15.1X49-D150, 15.1X49-D160 on SRX Series; 15.1X53 versions prior to 15.1X53-D59 on EX2300/EX3400 Series; 15.1X53 versions prior to 15.1X53-D68 on QFX10K Series; 15.1X53 versions prior to 15.1X53-D235 on QFX5200/QFX5110 Series; 15.1X53 versions prior to 15.1X53-D495 on NFX Series; 16.1 versions prior to 16.1R4-S12, 16.1R6-S6, 16.1R7; 16.2 versions prior to 16.2R2-S7, 16.2R3; 17.1 versions prior to 17.1R2-S9, 17.1R3; 17.2 versions prior to 17.2R2-S6, 17.2R3; 17.2X75 versions prior to 17.2X75-D100; 17.3 versions prior to 17.3R2-S4, 17.3R3; 17.4 versions prior to 17.4R1-S5, 17.4R2; 18.2X75 versions prior to 18.2X75-D5.

Metrics

EPSS Probability

2.27%

80.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Juniper	Junos	12.1x46
Juniper	Junos	12.3
Juniper	Junos	12.3x48
Juniper	Junos	15.1
Juniper	Junos	15.1x49
Juniper	Junos	15.1x53
Juniper	Junos	16.1
Juniper	Junos	16.2
Juniper	Junos	17.1
Juniper	Junos	17.2
Juniper	Junos	17.2x75
Juniper	Junos	17.3
Juniper	Junos	17.4
Juniper	Junos	18.2x75

References

http://www.securitytracker.com/id/1041859Third Party Advisory, VDB Entry
https://kb.juniper.net/JSA10896Vendor Advisory
http://www.securitytracker.com/id/1041859Third Party Advisory, VDB Entry
https://kb.juniper.net/JSA10896Vendor Advisory

Timeline

Published: Oct 10, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-0061?

How severe is CVE-2018-0061?

Severity scoring for CVE-2018-0061 is pending analysis. The EPSS model estimates a 2.27% probability of exploitation in the next 30 days.

How do I fix CVE-2018-0061?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-0061?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST