CVE-2013-6686 json
The SSL VPN implementation in Cisco IOS 15.3(1)T2 and earlier allows remote authenticated users to cause a denial of service (interface que…
published 12y ago modified 4mo ago also EUVD-2013-6488
- cvss
- 6.8
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.5%
- EPSS 1.5% chance of exploitation in 30 days, percentile 74%
- public exploits
- 0
- none known
Summary
The SSL VPN implementation in Cisco IOS 15.3(1)T2 and earlier allows remote authenticated users to cause a denial of service (interface queue wedge) via crafted DTLS packets in an SSL session, aka Bug IDs CSCuh97409 and CSCud90568.
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1.50% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 6.8 | AV:N/AC:L/Au:S/C:N/I:N/A:C |
Classification
- Weakness
-
- CWE-20 Improper Input Validation
- Technology feeds
References
-
tools.cisco.com
/security/center/content/CiscoSecurityNotice/CVE-2013-6686
vendor-advisory
-
tools.cisco.com
/security/center/viewAlert.x?alertId=31757
vendor-advisory
Sources
- CVE List CVE-2013-6686
- NVD CVE-2013-6686
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