CVE-2011-0396

Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.0 before 8.0(5.23), 8.1 before 8.1(2.49), 8.2 before 8.2(4.1), and 8.3 before 8.3(2.13), when a Certificate Authority (CA) is configured, allow remote attackers to read arbitrary files via unspecified vectors, aka Bug ID CSCtk12352.

Published: 2011-02-25 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2011-0396 is rated Moderate Risk (56.4/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.40%). Core evidence: EPSS rose +1.06% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2011-0396

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.34% 1.40% +1.06%
2 2025-03-30 0.53% 0.34% -0.19%
3 2025-03-29 0.53%

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2011-0396

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.8 2.0 HIGH
AV:N/AC:L/Au:N/C:C/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
10.0 6.9 [email protected]

Weakness enumeration for CVE-2011-0396

Affected software / configurations for CVE-2011-0396

Vendor Product Version Raw CPE
cisco adaptive_security_appliance 8.0\(2\) cpe:2.3:o:cisco:adaptive_security_appliance:8.0\(2\):*:*:*:*:*:*:*
cisco adaptive_security_appliance 8.0\(3\) cpe:2.3:o:cisco:adaptive_security_appliance:8.0\(3\):*:*:*:*:*:*:*
cisco adaptive_security_appliance 8.0\(4\) cpe:2.3:o:cisco:adaptive_security_appliance:8.0\(4\):*:*:*:*:*:*:*
cisco adaptive_security_appliance 8.0\(5\) cpe:2.3:o:cisco:adaptive_security_appliance:8.0\(5\):*:*:*:*:*:*:*
cisco adaptive_security_appliance 8.1\(1\) cpe:2.3:o:cisco:adaptive_security_appliance:8.1\(1\):*:*:*:*:*:*:*
cisco adaptive_security_appliance 8.1\(2\) cpe:2.3:o:cisco:adaptive_security_appliance:8.1\(2\):*:*:*:*:*:*:*
cisco adaptive_security_appliance 8.2 cpe:2.3:o:cisco:adaptive_security_appliance:8.2:*:*:*:*:*:*:*
cisco adaptive_security_appliance 8.2\(1\) cpe:2.3:o:cisco:adaptive_security_appliance:8.2\(1\):*:*:*:*:*:*:*
cisco adaptive_security_appliance 8.2\(2\) cpe:2.3:o:cisco:adaptive_security_appliance:8.2\(2\):*:*:*:*:*:*:*
cisco adaptive_security_appliance 8.3 cpe:2.3:o:cisco:adaptive_security_appliance:8.3:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.0 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.0:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.3\(1\) cpe:2.3:o:cisco:adaptive_security_appliance_software:8.3\(1\):*:*:*:*:*:*:*
cisco asa_5500 cpe:2.3:h:cisco:asa_5500:*:*:*:*:*:*:*:*
cisco asa_5505 cpe:2.3:h:cisco:asa_5505:*:*:*:*:*:*:*:*
cisco asa_5510 cpe:2.3:h:cisco:asa_5510:*:*:*:*:*:*:*:*
cisco asa_5520 cpe:2.3:h:cisco:asa_5520:*:*:*:*:*:*:*:*
cisco asa_5540 cpe:2.3:h:cisco:asa_5540:*:*:*:*:*:*:*:*
cisco asa_5550 cpe:2.3:h:cisco:asa_5550:*:*:*:*:*:*:*:*
cisco asa_5580 cpe:2.3:h:cisco:asa_5580:*:*:*:*:*:*:*:*
cisco pix_500 cpe:2.3:h:cisco:pix_500:*:*:*:*:*:*:*:*
cisco pix_501 cpe:2.3:h:cisco:pix_501:*:*:*:*:*:*:*:*
cisco pix_506e cpe:2.3:h:cisco:pix_506e:*:*:*:*:*:*:*:*
cisco pix_firewall_506 cpe:2.3:h:cisco:pix_firewall_506:*:*:*:*:*:*:*:*
cisco pix_firewall_515 cpe:2.3:h:cisco:pix_firewall_515:*:*:*:*:*:*:*:*
cisco pix_firewall_520 cpe:2.3:h:cisco:pix_firewall_520:*:*:*:*:*:*:*:*
cisco pix_firewall_525 cpe:2.3:h:cisco:pix_firewall_525:*:*:*:*:*:*:*:*
cisco pix_firewall_535 cpe:2.3:h:cisco:pix_firewall_535:*:*:*:*:*:*:*:*

References for CVE-2011-0396

cvelogic Threat Intelligence