Auth bypass in Cisco Catalyst 6500
CVE-2011-3297
Cisco Firewall Services Module (aka FWSM) 3.1 before 3.1(21), 3.2 before 3.2(22), 4.0 before 4.0(16), and 4.1 before 4.1(7), when certain authentication configurations are used, allows remote attackers to cause a denial of service (module crash) by making many authentication requests for network access, aka Bug ID CSCtn15697.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.8 (High). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.014 (71.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 71.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- Cisco Catalyst 6500
- Cisco Catalyst 7600
- Cisco Firewall Services Module Software — versions 4.0\(12\), 3.1(12), 4.0\(8\)
Weakness classification (CWE)
References
- exchange.xforce.ibmcloud.com/vulnerabilities/70327 (vdb-entry)
- www.cisco.com/warp/public/707/cisco-sa-20111005-fwsm.shtml (vendor-advisory, Vendor Advisory)