CVE-2007-0057

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2007-01-04 · updated 2026-06-16
Weakness: CWE-255

Description

Cisco Clean Access (CCA) 3.6.x through 3.6.4.2 and 4.0.x through 4.0.3.2 does not properly configure or allow modification of a shared secret authentication key, which causes all devices to have the same shared sercet and allows remote attackers to gain unauthorized access.

Affected products

Cisco Network Admission Control Manager And Server System Software: from 3.6.0.0 through 3.6.4.2; from 4.0.0.0 before 4.0.3.2 — fixed in 4.0.3.2

How to fix

Upgrade to a fixed version: Cisco Network Admission Control Manager And Server System Software 4.0.3.2. Check the vendor advisory for mitigations.

References

http://osvdb.org/32578
http://secunia.com/advisories/23617
http://securitytracker.com/id?1017465
http://www.cisco.com/warp/public/707/cisco-sa-20070103-CleanAccess.shtml
http://www.vupen.com/english/advisories/2007/0030
http://osvdb.org/32578
http://secunia.com/advisories/23617
http://securitytracker.com/id?1017465
http://www.cisco.com/warp/public/707/cisco-sa-20070103-CleanAccess.shtml
http://www.vupen.com/english/advisories/2007/0030

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