Information disclosure in F5 BIG-IP iAppsLX



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-27727
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
BIG-IP
Hardware solutions / Firmware

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 FPS
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

Vendor F5 Networks

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Input validation error

EUVDB-ID: #VU49080

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-27727

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied input, when an authenticated administrative user installs RPMs using the iAppsLX REST installer. A remote user can read arbitrary files on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

BIG-IP: 13.1.0 - 16.0.1

BIG-IP LTM: 13.1.0 - 16.0.1

BIG-IP AAM: 13.1.0 - 16.0.1

BIG-IP AFM: 13.1.0 - 16.0.1

BIG-IP Analytics: 13.1.0 - 16.0.1

BIG-IP APM: 13.1.0 - 16.0.1

BIG-IP ASM: 13.1.0 - 16.0.1

BIG-IP DNS: 13.1.0 - 16.0.1

BIG-IP FPS: 13.1.0 - 16.0.1

BIG-IP GTM: 13.1.0 - 16.0.1

BIG-IP Link Controller: 13.1.0 - 16.0.1

BIG-IP PEM: 13.1.0 - 16.0.1

CPE2.3 External links

http://support.f5.com/csp/article/K50343630


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user 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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