CVE-2013-3463
The protocol-inspection feature on Cisco Adaptive Security Appliances (ASA) devices does not...
The protocol-inspection feature on Cisco Adaptive Security Appliances (ASA) devices does not properly implement the idle timeout, which allows remote attackers to cause a denial of service (connection-table exhaustion) via crafted requests that use an inspected protocol, aka Bug ID CSCuh13899.
Exploit likelihood
What each source reports
NVD Score used
The protocol-inspection feature on Cisco Adaptive Security Appliances (ASA) devices does not properly implement the idle timeout, which allows remote attackers to cause a denial of service (connection-table exhaustion) via crafted requests that use an inspected protocol, aka Bug ID CSCuh13899.
- Record
CVE-2013-3463- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
The protocol-inspection feature on Cisco Adaptive Security Appliances (ASA) devices does not properly implement the idle timeout, which allows remote attackers to cause a denial of service (connection-table exhaustion) via crafted requests that use an inspected protocol, aka Bug ID CSCuh13899.
- Record
CVE-2013-3463- Updated
- 2026-11-02
EUVDEUVD-2013-3398 No score
The protocol-inspection feature on Cisco Adaptive Security Appliances (ASA) devices does not properly implement the idle timeout, which allows remote attackers to cause a denial of service (connection-table exhaustion) via crafted requests that use an inspected protocol, aka Bug ID CSCuh13899.
- Record
EUVD-2013-3398- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5f5m-7p6h-2wm4 No score
The protocol-inspection feature on Cisco Adaptive Security Appliances (ASA) devices does not...
The protocol-inspection feature on Cisco Adaptive Security Appliances (ASA) devices does not properly implement the idle timeout, which allows remote attackers to cause a denial of service (connection-table exhaustion) via crafted requests that use an inspected protocol, aka Bug ID CSCuh13899.
- Record
GHSA-5f5m-7p6h-2wm4- 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-2013-3463 is a medium vulnerability (CVSS 4.3) in Cisco Adaptive Security Appliance, published August 30, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.43%, the 84th percentile. No source names a fixed version.