Vulnerability identifier: #VU11840

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-0017

CWE-ID: CWE-703

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Juniper Junos OS
Operating systems & Components / Operating system

Vendor: Juniper Networks, Inc.

Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in flowd daemon due to failure to handle exceptional conditions. A remote attacker can submit a specially crafted valid IPv6 packet and cause the service to crash.

Mitigation
Update to versions 12.1X46-D76, 12.3X48-D55, 15.1X49-D90, 17.3R1 or later.

Vulnerable software versions

Juniper Junos OS: 12.1x46, 12.3x48, 15.1X49

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External links
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10845&actp=METADATA

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.