CVE-2012-4620

Severity Score

7.8

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Cisco IOS 12.2 and 15.0 through 15.2 on Cisco 10000 series routers, when a tunnel interface exists, allows remote attackers to cause a denial of service (interface queue wedge) via tunneled (1) GRE/IP, (2) IPIP, or (3) IPv6 in IPv4 packets, aka Bug ID CSCts66808.

Cisco IOS v12.2 y v15.0 hasta la v15.2 en router de la serie Cisco 10000, cuando hay un interfase de tunel, permite a atacantes remotos provocar una denegación de servicio (troceado de la cola del interfase) a través de una tunelización de paquetes (1) GRE/IP, (2) IPIP, o (3) IPv6 en IPv4, también conocido como Bug ID CSCts66808.

*Credits: N/A

CVSS Scores

NISTv2 7.8

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2012-08-24 CVE Reserved
2012-09-27 CVE Published
2023-03-07 EPSS Updated
2024-08-06 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-399: Resource Management Errors

CAPEC

References (4)

URL	Tag	Source
http://www.securityfocus.com/bid/55696	Vdb Entry
http://www.securitytracker.com/id?1027578	Vdb Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/78883	Vdb Entry

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120926-c10k-tunnels	2017-08-29

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Cisco Search vendor "Cisco"		10008 Router Search vendor "Cisco" for product "10008 Router"				*		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.2 Search vendor "Cisco" for product "Ios" and version "12.2"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				15.0 Search vendor "Cisco" for product "Ios" and version "15.0"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				15.0\(1\)se Search vendor "Cisco" for product "Ios" and version "15.0\(1\)se"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				15.1 Search vendor "Cisco" for product "Ios" and version "15.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				15.2 Search vendor "Cisco" for product "Ios" and version "15.2"		-		Affected