Vulnerability identifier: #VU18542

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-0040

CWE-ID: CWE-284

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 gain unauthorized access to sensitive information.

The vulnerability exists due to improper access restrictions within the port 111 on the internal routing instance. A remote unauthenticated attacker can gain access to sensitive information and perform a denial of service attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Juniper Junos OS: 15.1F - 15.1F7, 15.1X53 - 15.1X53-D235, 16.1R - 16.1R7, 16.2R1 - 16.2R3, 17.1 - 17.1R2-S10, 17.2R1 - 17.2R1-S7, 17.3 - 17.3R1-S4, 17.4 - 17.4R1-S1

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External links
http://www.securityfocus.com/bid/107902
http://kb.juniper.net/JSA10929

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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.