#VU7537 Denial of service in Juniper Junos OS - CVE-2017-10604

Vulnerability identifier: #VU7537

Vulnerability risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-10604

CWE-ID: CWE-264

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 due to an error in cluster mode on SRX Series systems. A remote attacker can can attempt to login to the root account with an incorrect password to trigger a lockout of the root account.

Successful exploitation of the vulnerability results in denial of service.

Mitigation
The vulnerability is addressed in the following versions:
12.1X46-D65, 12.3X48-D45, 15.1X49-D75.

Vulnerable software versions

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

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External links
https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10806

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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.