Information disclosure in F5 BIG-IP



Published: 2017-11-21
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-6168
CWE-ID CWE-200
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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BIG-IP LTM
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: #VU9370

Risk: Low

CVSSv3.1: 4.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:F/RL:O/RC:C]

CVE-ID: CVE-2017-6168

CWE-ID: CWE-200 - Information exposure

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to gain potentially sensitive information.

The weakness exists due to insufficient security restrictions. A remote attacker can gain access to access trusted internal networks, send specially crafted input, conduct an Adaptive Chosen Ciphertext attack against RSA and view encrypted information in plaintext format.

Mitigation

Install update from vendor's website.

Vulnerable software versions

BIG-IP LTM: 11.6.0 - 13.0.0

BIG-IP AAM: 11.6.0 - 13.0.0

BIG-IP Analytics: 11.6.0 - 13.0.0

BIG-IP APM: 11.6.0 - 13.0.0

BIG-IP ASM: 11.6.0 - 13.0.0

BIG-IP DNS: 12.0.0 - 13.0.0

BIG-IP GTM: 11.6.0 - 11.6.2

BIG-IP Link Controller: 11.6.0 - 13.0.0

BIG-IP PEM: 11.6.0 - 13.0.0

BIG-IP WebSafe: 11.6.2 - 13.0.0

External links

http://support.f5.com/csp/article/K21905460


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. However, a fully functional exploit for this vulnerability is available.



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