CVE-2013-6686

MediumCVSS 6.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 2.0 6.8/10AV:N/AC:L/Au:S/C:N/I:N/A:C

Weakness enumeration

CWE-20

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6686Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=31757Vendor Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6686Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=31757Vendor Advisory

Timeline

Published: Nov 18, 2013
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2013

CVE-2013-66874.0The web portal in the Enterprise License Manager component in Cisco WebEx Meetings Server allows remote authenticated users to discover the CVE-2013-66886.3Directory traversal vulnerability in the license-upload interface in the Enterprise License Manager (ELM) component in Cisco Unified Communi CVE-2013-66896.9Cisco Unified Communications Manager (Unified CM) 9.1(1) and earlier allows local users to bypass file permissions, and read, modify, or cre CVE-2013-66904.3Multiple cross-site scripting (XSS) vulnerabilities in the web interface in the Assurance component in Cisco Prime Collaboration allow remot CVE-2013-66916.8The WebVPN CIFS implementation in Cisco Adaptive Security Appliance (ASA) Software 9.0(.4.1) and earlier allows remote CIFS servers to cause CVE-2013-66926.3Cisco IOS XE 3.8S(.2) and earlier does not properly use a DHCP pool during assignment of an IP address, which allows remote authenticated us CVE-2013-66935.4The MLDP implementation in Cisco IOS 15.3(3)S and earlier on 7600 routers, when many VRFs are configured, allows remote attackers to cause a CVE-2013-66944.3The IPSec implementation in Cisco IOS allows remote attackers to cause a denial of service (MTU change and tunnel-session drop) via crafted CVE-2013-66954.0The RBAC implementation in Cisco Secure Access Control System (ACS) does not properly verify privileges for support-bundle downloads, which CVE-2013-66967.1Cisco Adaptive Security Appliance (ASA) Software does not properly handle errors during the processing of DNS responses, which allows remote CVE-2013-66984.3The web interface on Cisco Wireless LAN Controller (WLC) devices does not properly restrict use of IFRAME elements, which makes it easier fo CVE-2013-66995.0The Control and Provisioning of Wireless Access Points (CAPWAP) protocol implementation on Cisco Wireless LAN Controller (WLC) devices allow