CVE-2019-0005 — MEDIUM (5.3)

Vulnerability Description

On EX2300, EX3400, EX4600, QFX3K and QFX5K series, firewall filter configuration cannot perform packet matching on any IPv6 extension headers. This issue may allow IPv6 packets that should have been blocked to be forwarded. IPv4 packet filtering is unaffected by this vulnerability. Affected releases are Juniper Networks Junos OS on EX and QFX series;: 14.1X53 versions prior to 14.1X53-D47; 15.1 versions prior to 15.1R7; 15.1X53 versions prior to 15.1X53-D234 on QFX5200/QFX5110 series; 15.1X53 versions prior to 15.1X53-D591 on EX2300/EX3400 series; 16.1 versions prior to 16.1R7; 17.1 versions prior to 17.1R2-S10, 17.1R3; 17.2 versions prior to 17.2R3; 17.3 versions prior to 17.3R3; 17.4 versions prior to 17.4R2; 18.1 versions prior to 18.1R2.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Juniper	Junos	14.1x53
Juniper	Ex2300	-
Juniper	Ex2300-C	-
Juniper	Ex3400	-
Juniper	Ex4600	-
Juniper	Ex4650	-
Juniper	Qfx3500	-
Juniper	Qfx3600	-
Juniper	Qfx5100	-
Juniper	Qfx5110	-
Juniper	Qfx5120	-
Juniper	Qfx5200	-
Juniper	Qfx5210	-
Juniper	Gfx3600	-

Related Weaknesses (CWE)

CWE-770

References

http://www.securityfocus.com/bid/106665Third Party AdvisoryVDB Entry
https://kb.juniper.net/JSA10905Vendor Advisory
http://www.securityfocus.com/bid/106665Third Party AdvisoryVDB Entry
https://kb.juniper.net/JSA10905Vendor Advisory

FAQ

What is CVE-2019-0005?

CVE-2019-0005 is a vulnerability with a CVSS score of 5.3 (MEDIUM). On EX2300, EX3400, EX4600, QFX3K and QFX5K series, firewall filter configuration cannot perform packet matching on any IPv6 extension headers. This issue may allow IPv6 packets that should have been b...

How severe is CVE-2019-0005?

CVE-2019-0005 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-2019-0005?

Check the references section above for vendor advisories and patch information. Affected products include: Juniper Junos, Juniper Ex2300, Juniper Ex2300-C, Juniper Ex3400, Juniper Ex4600.