CVE-2018-0061 — MEDIUM (5.3)

Vulnerability 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.

CVSS Score

5.3

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Juniper	Junos	12.1x46
Juniper	Ex2300	-
Juniper	Ex3400	-
Juniper	Qfx10000	-
Juniper	Qfx5110	-
Juniper	Qfx5200	-
Juniper	Nfx150	-
Juniper	Nfx250	-

Related Weaknesses (CWE)

CWE-400

References

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

FAQ

What is CVE-2018-0061?

CVE-2018-0061 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 Netw...

How severe is CVE-2018-0061?

CVE-2018-0061 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-0061?

Check the references section above for vendor advisories and patch information. Affected products include: Juniper Junos, Juniper Ex2300, Juniper Ex3400, Juniper Qfx10000, Juniper Qfx5110.