CVE-2009-0635

Memory leak in the Cisco Tunneling Control Protocol (cTCP) encapsulation feature in Cisco IOS 12.4, when an Easy VPN (aka EZVPN) server is enabled, allows remote attackers to cause a denial of service (memory consumption and device crash) via a sequence of TCP packets.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.1 UNKNOWN
NETWORK
MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:C
ciscoCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 78%
VendorProductVersion
ciscoios
12.4t:t
ciscoios
12.4xz:xz
ciscoios
12.4ya:ya
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://secunia.com/advisories/34438
http://www.cisco.com/en/US/products/products_security_advisory09186a0080a90459.shtml
http://www.cisco.com/en/US/products/products_security_advisory09186a0080a90469.shtml
http://www.securityfocus.com/bid/34246
http://www.securitytracker.com/id?1021895
http://www.vupen.com/english/advisories/2009/0851
https://exchange.xforce.ibmcloud.com/vulnerabilities/49417
http://secunia.com/advisories/34438
http://www.cisco.com/en/US/products/products_security_advisory09186a0080a90459.shtml
http://www.cisco.com/en/US/products/products_security_advisory09186a0080a90469.shtml
http://www.securityfocus.com/bid/34246
http://www.securitytracker.com/id?1021895
http://www.vupen.com/english/advisories/2009/0851
https://exchange.xforce.ibmcloud.com/vulnerabilities/49417