CVE-2004-1099
Cisco Secure Access Control Server for Windows (ACS Windows) and Cisco Secure Access Control Server Solution Engine (ACS Solution Engine) 3.3.1, when the EAP-TLS protocol is enabled, does not properly handle expired or untrusted certificates, which…
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EPSS puts the probability of exploitation in the next 30 days at 10.2%, higher than 95% of all known CVEs. Patch or mitigate before the next change window.
Description
Cisco Secure Access Control Server for Windows (ACS Windows) and Cisco Secure Access Control Server Solution Engine (ACS Solution Engine) 3.3.1, when the EAP-TLS protocol is enabled, does not properly handle expired or untrusted certificates, which allows remote attackers to bypass authentication and gain unauthorized access via a "cryptographically correct" certificate with valid fields such as the username.
- CVSS 2.0
- 10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 10.20% probability · 95th percentile
- CISA KEV
- Not listed
- Affected
- cisco/secure access control server · cisco/secure acs solution engine
- Source
- cve@mitre.org
References
- http://www.ciac.org/ciac/bulletins/p-028.shtmlPatch, Vendor Advisory
- http://www.cisco.com/warp/public/707/cisco-sa-20041102-acs-eap-tls.shtmlVendor Advisory
- http://www.securityfocus.com/bid/11577Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/17936
- http://www.ciac.org/ciac/bulletins/p-028.shtmlPatch, Vendor Advisory
- http://www.cisco.com/warp/public/707/cisco-sa-20041102-acs-eap-tls.shtmlVendor Advisory
- http://www.securityfocus.com/bid/11577Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/17936
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.