National Cyber-Alert System

Vulnerability Summary for CVE-2009-0628

Overview

Memory leak in the SSLVPN feature in Cisco IOS 12.3 through 12.4 allows remote attackers to cause a denial of service (memory consumption and device crash) by disconnecting an SSL session in an abnormal manner, leading to a Transmission Control Block (TCB) leak.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: XF

Name: ios-sslvpn-tcbleak-dos(49427)

Hyperlink:http://xforce.iss.net/xforce/xfdb/49427

External Source: VUPEN

Name: ADV-2009-0851

Type: Advisory

Hyperlink:http://www.vupen.com/english/advisories/2009/0851

External Source: BID

Name: 34239

Hyperlink:http://www.securityfocus.com/bid/34239

External Source: CONFIRM

Name: http://www.cisco.com/en/US/products/products_security_advisory09186a0080a90469.shtml

Type: Advisory

Hyperlink:http://www.cisco.com/en/US/products/products_security_advisory09186a0080a90469.shtml

External Source: CISCO

Name: 20090325 Cisco IOS Software WebVPN and SSLVPN Vulnerabilities

Type: Advisory

Hyperlink:http://www.cisco.com/en/US/products/products_security_advisory09186a0080a90424.shtml

External Source: SECTRACK

Name: 1021896

Hyperlink:http://securitytracker.com/id?1021896

External Source: SECUNIA

Name: 34438

Type: Advisory

Hyperlink:http://secunia.com/advisories/34438