CVE-2013-3463 json
The protocol-inspection feature on Cisco Adaptive Security Appliances (ASA) devices does not properly implement the idle timeout, which all…
published 2013-08-30 13 y ago modified 2026-06-16 4 mo ago also EUVD-2013-3398
- cvss
- 4.3
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.4%
- EPSS 2.4% chance of exploitation in 30 days, percentile 84%
- public exploits
- 0
- none known
Summary
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 prediction
2.43% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-264 Permissions, Privileges, and Access Controls
References
-
tools.cisco.com
/security/center/content/CiscoSecurityNotice/CVE-2013-3463
vendor-advisory
-
tools.cisco.com
/security/center/viewAlert.x?alertId=30607
vendor-advisory
-
securityfocus.com
/bid/62068
vdb-entry, third-party-advisory
-
securitytracker.com
/id/1028968
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2013-3463
- NVD CVE-2013-3463
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.