CVE-2009-1156
Unspecified vulnerability on Cisco Adaptive Security Appliances (ASA) 5500 Series devices 8.0...
Unspecified vulnerability on Cisco Adaptive Security Appliances (ASA) 5500 Series devices 8.0 before 8.0(4)25 and 8.1 before 8.1(2)15, when an SSL VPN or ASDM access is configured, allows remote attackers to cause a denial of service (device reload) via a crafted (1) SSL or (2) HTTP packet.
Exploit likelihood
What each source reports
NVD Score used
Unspecified vulnerability on Cisco Adaptive Security Appliances (ASA) 5500 Series devices 8.0 before 8.0(4)25 and 8.1 before 8.1(2)15, when an SSL VPN or ASDM access is configured, allows remote attackers to cause a denial of service (device reload) via a crafted (1) SSL or (2) HTTP packet.
- Record
CVE-2009-1156- CVSS 2.0
- 5.7 Medium
AV:A/AC:M/Au:N/C:N/I:N/A:C - Updated
- 2026-11-02
CVE List No score
Unspecified vulnerability on Cisco Adaptive Security Appliances (ASA) 5500 Series devices 8.0 before 8.0(4)25 and 8.1 before 8.1(2)15, when an SSL VPN or ASDM access is configured, allows remote attackers to cause a denial of service (device reload) via a crafted (1) SSL or (2) HTTP packet.
- Record
CVE-2009-1156- Updated
- 2026-11-02
EUVDEUVD-2009-1156 No score
Unspecified vulnerability on Cisco Adaptive Security Appliances (ASA) 5500 Series devices 8.0 before 8.0(4)25 and 8.1 before 8.1(2)15, when an SSL VPN or ASDM access is configured, allows remote attackers to cause a denial of service (device reload) via a crafted (1) SSL or (2) HTTP packet.
- Record
EUVD-2009-1156- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-775m-7rhh-44pp No score
Unspecified vulnerability on Cisco Adaptive Security Appliances (ASA) 5500 Series devices 8.0...
Unspecified vulnerability on Cisco Adaptive Security Appliances (ASA) 5500 Series devices 8.0 before 8.0(4)25 and 8.1 before 8.1(2)15, when an SSL VPN or ASDM access is configured, allows remote attackers to cause a denial of service (device reload) via a crafted (1) SSL or (2) HTTP packet.
- Record
GHSA-775m-7rhh-44pp- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-1156 is a medium vulnerability (CVSS 5.7) in Cisco Adaptive Security Appliance 5500, published April 9, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.74%, the 54th percentile. No source names a fixed version.