CVE-2012-4617

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The BGP implementation in Cisco IOS 15.2, IOS XE 3.5.xS before 3.5.2S, and IOS XR 4.1.0 through 4.2.2 allows remote attackers to cause a denial of service (multiple connection resets) by leveraging a peer relationship and sending a malformed attribute, aka Bug IDs CSCtt35379, CSCty58300, CSCtz63248, and CSCtz62914.

La implementación de BGP en Cisco IOS v15.2, IOS XE v3.5.xS anteriores a v3.5.2S, e IOS XR v4.1.0 hasta la v4.2.2 permite a atacantes remotos provocar una denegación de servicio (reseteo de múltiples conexiones) mediante el allows remote attackers to cause a denial of service (multiple connection resets)mediante el aprovechamiento de una relación entre iguales y el envío de un atributo con formato incorrecto, también conocido como Bug IDs CSCtt35379, CSCty58300, CSCtz63248, y CSCtz62914.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

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
2024-08-06 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (3)

URL	Tag	Source
http://www.securityfocus.com/bid/55694	Vdb Entry
http://www.securitytracker.com/id?1027576	Vdb Entry

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120926-bgp	2013-02-14

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				15.2 Search vendor "Cisco" for product "Ios" and version "15.2"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				3.5.0s Search vendor "Cisco" for product "Ios Xe" and version "3.5.0s"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				3.5.1s Search vendor "Cisco" for product "Ios Xe" and version "3.5.1s"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				4.1 Search vendor "Cisco" for product "Ios Xr" and version "4.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				4.1.1 Search vendor "Cisco" for product "Ios Xr" and version "4.1.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				4.1.2 Search vendor "Cisco" for product "Ios Xr" and version "4.1.2"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				4.2.0 Search vendor "Cisco" for product "Ios Xr" and version "4.2.0"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				4.2.1 Search vendor "Cisco" for product "Ios Xr" and version "4.2.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				4.2.2 Search vendor "Cisco" for product "Ios Xr" and version "4.2.2"		-		Affected