Information disclosure in F5 BIG-IP



| Updated: 2017-10-26
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-6165
CWE-ID CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software
BIG-IP LTM
Hardware solutions / Security hardware applicances

BIG-IP AFM
Hardware solutions / Security hardware applicances

BIG-IP Analytics
Hardware solutions / Security hardware applicances

BIG-IP APM
Hardware solutions / Security hardware applicances

BIG-IP ASM
Hardware solutions / Security hardware applicances

BIG-IP GTM
Hardware solutions / Security hardware applicances

BIG-IP PEM
Hardware solutions / Security hardware applicances

BIG-IP AAM
Hardware solutions / Routers & switches, VoIP, GSM, etc

BIG-IP DNS
Hardware solutions / Routers & switches, VoIP, GSM, etc

BIG-IP Link Controller
Hardware solutions / Routers & switches, VoIP, GSM, etc

BIG-IP WebSafe
Server applications / Server solutions for antivurus protection

Vendor F5 Networks

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU8913

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-6165

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local attacker to obtain potentially sensitive information on the target system.

The weakness exists in F5 BIG-IP running on VIPRIONi  due to the '/usr/bin/safenet-sync.sh' script to synchronize SafeNet External Network hardware security module (HSM) configuration elements between blades in a clustered deployment writes the HSM partition password in cleartext to the '/var/log/ltm' log file. A local attacker can obtain the SafeNet External Network HSM password.

Mitigation

Install update from vendor's website.

Vulnerable software versions

BIG-IP LTM: 11.5.1 HF6 - 12.1.2

BIG-IP AAM: 11.5.1 HF6 - 12.1.2

BIG-IP AFM: 11.5.1 HF6 - 12.1.2

BIG-IP Analytics: 11.5.1 HF6 - 12.1.2

BIG-IP APM: 11.5.1 HF6 - 12.1.2

BIG-IP ASM: 11.5.1 HF6 - 12.1.2

BIG-IP DNS: 12.0.0 HF1 - 12.1.2

BIG-IP GTM: 11.5.1 HF6 - 11.6.1

BIG-IP Link Controller: 11.5.1 HF6 - 12.1.2

BIG-IP PEM: 11.5.1 HF6 - 12.1.2

BIG-IP WebSafe: 11.6.0 - 12.1.2

CPE2.3 External links

https://support.f5.com/csp/article/K74759095


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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