What’s Vulnerable › Vulnerabilities

CVE-2011-0395

• Severity: high (CVSS 7.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2011-02-25 · updated 2026-06-16
• Weakness: CWE-399

Description

Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.0 before 8.0(5.20), 8.1 before 8.1(2.48), 8.2 before 8.2(3), and 8.3 before 8.3(2.1), when the RIP protocol and the Cisco Phone Proxy functionality are configured, allow remote attackers to cause a denial of service (device reload) via a RIP update, aka Bug ID CSCtg66583.

Affected products

• Cisco Adaptive Security Appliance: 8.0(2), 8.0(3), 8.0(4), 8.0(5), 8.1(1), 8.1(2) (+4)
• Cisco ASA Software: 8.0, 8.3(1)
• Cisco Asa 5500: all versions
• Cisco Asa 5505: all versions
• Cisco Asa 5510: all versions
• Cisco Asa 5520: all versions
• Cisco Asa 5540: all versions
• Cisco Asa 5550: all versions
• Cisco Asa 5580: all versions
• Cisco Pix 500: all versions
• Cisco Pix 501: all versions
• Cisco Pix 506E: all versions
• Cisco Pix Firewall 506: all versions
• Cisco Pix Firewall 515: all versions
• Cisco Pix Firewall 520: all versions
• Cisco Pix Firewall 525: all versions
• Cisco Pix Firewall 535: all versions

References

• http://secunia.com/advisories/43488
• http://www.cisco.com/en/US/products/products_security_advisory09186a0080b6e14d.shtml
• http://www.securitytracker.com/id?1025108
• http://www.vupen.com/english/advisories/2011/0493
• https://exchange.xforce.ibmcloud.com/vulnerabilities/65590
• http://secunia.com/advisories/43488
• http://www.cisco.com/en/US/products/products_security_advisory09186a0080b6e14d.shtml
• http://www.securitytracker.com/id?1025108
• http://www.vupen.com/english/advisories/2011/0493
• https://exchange.xforce.ibmcloud.com/vulnerabilities/65590

Get alerted when CVE-2011-0395 or the next vulnerability affects your stack