CVE-2009-2049

Severity Score

5.4

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Cisco IOS 12.0(32)S12 through 12.0(32)S13 and 12.0(33)S3 through 12.0(33)S4, 12.0(32)SY8 through 12.0(32)SY9, 12.2(33)SXI1 through 12.2(33)SXI2, 12.2XNC before 12.2(33)XNC2, 12.2XND before 12.2(33)XND1, and 12.4(24)T1; and IOS XE 2.3 through 2.3.1t and 2.4 through 2.4.0; when RFC4893 BGP routing is enabled, allows remote attackers to cause a denial of service (device reload) by using an RFC4271 peer to send a malformed update, aka Bug ID CSCta33973.

Cisco IOS v12.0(32)S12 hasta v12.0(32)S13 y v12.0(33)S3 hasta v12.0(33)S4, v12.0(32)SY8 hasta v12.0(32)SY9, v12.2(33)SXI1 hasta v12.2(33)SXI2, v12.2XNC hasta v12.2(33)XNC2, v12.2XND hasta v12.2(33)XND1, y v12.4(24)T1; y IOS XE v2.3 hasta v2.3.1t y v2.4 hasta v2.4.0; cuando el enrutado RFC4893 BGP está habilitado, lo que permite a los atacantes remoto causar una denegación de servicio (recarga del dispositivo) usando un par RFC4271 para enviar una actualización malformado, también conocido como Bud ID CSCta33973.

*Credits: N/A

CVSS Scores

NISTv2 5.4

Attack Vector

Network

Attack Complexity

High

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2009-06-12 CVE Reserved
2009-07-30 CVE Published
2023-03-07 EPSS Updated
2024-08-07 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-16: Configuration

CAPEC

References (6)

URL	Tag	Source
http://secunia.com/advisories/36046	Third Party Advisory
http://www.securityfocus.com/bid/35860	Vdb Entry
http://www.securitytracker.com/id?1022619	Vdb Entry
http://www.vupen.com/english/advisories/2009/2082	Vdb Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6853	Signature

URL	Date	SRC

URL	Date	SRC
http://www.cisco.com/en/US/products/products_security_advisory09186a0080aea4c9.shtml	2017-09-29

URL	Date	SRC

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"				12.0\(32\)s12 Search vendor "Cisco" for product "Ios" and version "12.0\(32\)s12"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(32\)s13 Search vendor "Cisco" for product "Ios" and version "12.0\(32\)s13"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(32\)sy8 Search vendor "Cisco" for product "Ios" and version "12.0\(32\)sy8"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(32\)sy9 Search vendor "Cisco" for product "Ios" and version "12.0\(32\)sy9"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(33\)s3 Search vendor "Cisco" for product "Ios" and version "12.0\(33\)s3"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(33\)s4 Search vendor "Cisco" for product "Ios" and version "12.0\(33\)s4"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.2\(33\)sxi1 Search vendor "Cisco" for product "Ios" and version "12.2\(33\)sxi1"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.2\(33\)sxi2 Search vendor "Cisco" for product "Ios" and version "12.2\(33\)sxi2"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.2xnc Search vendor "Cisco" for product "Ios" and version "12.2xnc"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.2xnd Search vendor "Cisco" for product "Ios" and version "12.2xnd"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.4\(24\)t1 Search vendor "Cisco" for product "Ios" and version "12.4\(24\)t1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				2.3 Search vendor "Cisco" for product "Ios Xe" and version "2.3"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				2.3.1t Search vendor "Cisco" for product "Ios Xe" and version "2.3.1t"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				2.4 Search vendor "Cisco" for product "Ios Xe" and version "2.4"		-		Affected
Cisco Search vendor "Cisco"		Ios Xe Search vendor "Cisco" for product "Ios Xe"				2.4.0 Search vendor "Cisco" for product "Ios Xe" and version "2.4.0"		-		Affected