#VU21696 Memory leak in Juniper Junos OS - CVE-2019-0059

Vulnerability identifier: #VU21696

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-0059

CWE-ID: CWE-401

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 a denial of service (DoS) condition.

The vulnerability exists due to memory leak in the routing protocol process (rpd). A remote attacker can send specific commands from a peered BGP host, have those BGP states delivered to the vulnerable device and perform a denial of service attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Juniper Junos OS: 18.1R1 - 18.1

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External links
https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10957&cat=SIRT_1&actp=LIST

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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.