CVE-2015-4637: Medium severity f5 big-iq application delivery controller vulnerability
The REST API in F5 BIG-IQ Cloud, Device, and Security 4.4.0 and 4.5.0 before HF2 and ADC 4.5.0 before HF2, when configured for LDAP remote authentication and the LDAP server allows anonymous BIND operations, allows remote attackers to obtain an authentication token for arbitrary users by guessing an LDAP user account name.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2015-4637?
CVE-2015-4637 is considered a high severity vulnerability due to its potential for remote exploitation and unauthorized access.
How do I fix CVE-2015-4637?
To mitigate CVE-2015-4637, ensure that your F5 BIG-IQ devices are updated to at least version 4.5.0 HF2 or 4.4.0 HF2 to disable anonymous BIND operations.
What systems are affected by CVE-2015-4637?
CVE-2015-4637 affects F5 BIG-IQ Cloud, Device, and Security versions 4.4.0 and 4.5.0 before HF2.
Can CVE-2015-4637 allow unauthorized access?
Yes, CVE-2015-4637 can allow remote attackers to obtain an authentication token for arbitrary users if the LDAP server permits anonymous BIND operations.
What should I do if I cannot update to a secure version for CVE-2015-4637?
If unable to update, consider disabling LDAP authentication or enforcing restrictions on anonymous BIND operations as a temporary workaround for CVE-2015-4637.