VULNERABILITY INTELLIGENCE

CVE-2013-6686

CVSS score6.8 MEDIUM
EPSS probability1.50%
CISA KEVNot currently listed
Published2013-11-18
Last modified2026-06-17
CVSS vectorAV:N/AC:L/Au:S/C:N/I:N/A:C

Description

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.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references