How severe is CVE-2011-0396?

CVE-2011-0396 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2011-0396 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-0396?

CVE-2011-0396 primarily affects Cisco Adaptive Security Appliance. In total, 27 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-0396?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2011-0396 published?

CVE-2011-0396 was published on 2011-02-25 and last updated on 2026-06-16.

CVE-2011-0396

CVE-2011-0396 is a high-severity vulnerability in Cisco Adaptive Security Appliance with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Cisco Adaptive Security Appliance
Published: 2011-02-25
Last modified: 2026-06-16

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2011-0396?: CVE-2011-0396 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2011-0396 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-0396?: CVE-2011-0396 primarily affects Cisco Adaptive Security Appliance. In total, 27 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-0396?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2011-0396 published?: CVE-2011-0396 was published on 2011-02-25 and last updated on 2026-06-16.

References

Affected products (27)

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

More vulnerabilities in Cisco Adaptive Security Appliance

CVE-2021-1573 — High (CVSS 8.6): A vulnerability in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower…
CVE-2021-40118 — High (CVSS 8.6): A vulnerability in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower…
CVE-2021-40117 — High (CVSS 8.6): A vulnerability in SSL/TLS message handler for Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower…
CVE-2021-34793 — High (CVSS 8.6): A vulnerability in the TCP Normalizer of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense…
CVE-2020-3572 — High (CVSS 8.6): A vulnerability in the SSL/TLS session handler of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower…
CVE-2020-3529 — High (CVSS 8.6): A vulnerability in the SSL VPN negotiation process for Cisco Adaptive Security Appliance (ASA) Software and Cisco…

All CVEs affecting Cisco Adaptive Security Appliance →

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities

CVE-2016-8363 — Critical (CVSS 10.0): An issue was discovered in Moxa OnCell OnCellG3470A-LTE, AWK-1131A/3131A/4131A Series, AWK-3191 Series, AWK-5232/6232…
CVE-2016-7457 — Critical (CVSS 10.0): VMware vRealize Operations (aka vROps) 6.x before 6.4.0 allows remote authenticated users to gain privileges, or halt…
CVE-2015-7425 — Critical (CVSS 10.0): The Data Protection component in the VMware vSphere GUI in IBM Tivoli Storage Manager for Virtual Environments: Data…
CVE-2015-8267 — Critical (CVSS 10.0): The PasswordReset.Controllers.ResetController.ChangePasswordIndex method in PasswordReset.dll in Dovestones AD Self…
CVE-2015-7919 — Critical (CVSS 10.0): SearchBlox 8.3 before 8.3.1 allows remote attackers to write to the config file, and consequently cause a denial of…
CVE-2015-7071 — Critical (CVSS 10.0): The File Bookmark component in Apple OS X before 10.11.2 allows attackers to bypass a sandbox protection mechanism for…

Browse all CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities →