Improper access control in BIG-IP DNS - #VU11622

 

Improper access control in BIG-IP DNS - #VU11622

Published: April 10, 2018


Vulnerability identifier: #VU11622
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: F5 Networks
Affected software:
BIG-IP DNS

Detailed vulnerability description

The vulnerability allows a remote attacker to obtain potentially sensitive information and write arbitrary files on the target system.

The weakness exists due to improper access control. On systems where the hostname is a public domain name that the BIG-IP system owner does not control, a remote attacker can hijack the DNS to cause DNS queries to be redirected to a remote DNS server.

Remediation

Cybersecurity is currently unaware of any solutions addressing the vulnerability.

Sources