Information disclosure in Cisco Adaptive Security Appliance Software

CVE-2017-6752

A vulnerability in the web interface of the Cisco Adaptive Security Appliance (ASA) 9.3(3) and 9.6(2) could allow an unauthenticated, remote attacker to determine valid usernames. The attacker could use this information to conduct additional reconnaissance attacks. The vulnerability is due to the interaction between Lightweight Directory Access Protocol (LDAP) and SSL Connection Profile when they are configured together. An attacker could exploit the vulnerability by performing a username enumeration attack to the IP address of the device. An exploit could allow the attacker to determine valid usernames. Cisco Bug IDs: CSCvd47888.

Vulnerability class: Information Disclosure

EPSS: 0.022 (81.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-6752?
CVE-2017-6752 is a high-severity vulnerability in Cisco Adaptive Security Appliance Software, classified under Information Disclosure. CVSS score: 7.5/10. Published 2017-08-07.
How severe is CVE-2017-6752?
High severity. CVSS v3 base score is 7.5 out of 10.