Denial of service in F5 BIG-IP PEM



Published: 2018-02-07
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-6169
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		BIG-IP PEM
Hardware solutions / Security hardware applicances

Vendor F5 Networks

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Denial of service

EUVDB-ID: #VU10393

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-2017-6169

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The weakness exist due to a flaw in the Policy Enforcement Manager (PEM) URL categorization process. A remote attacker can supply specially crafted URLs  disrupt traffic processing or cause the target virtual system to fail.

Mitigation

The vulnerability is addressed in the following versions: 11.6.3, 12.1.3.1, 13.0.0 HF1, 13.1.0.

Vulnerable software versions

BIG-IP PEM: 11.6.0 - 13.0.0

CPE2.3 External links

http://support.f5.com/csp/article/K31404801


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.



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