CVE-2013-5549

Severity Score

7.1

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP-B, PRP, and DRP-B route-processor components, which allows remote attackers to cause a denial of service (transmission outage) via (1) IPv4 or (2) IPv6 traffic, aka Bug ID CSCuh30380.

Cisco IOS XR 3.8.1 hasta 4.2.0 no procesa correctamente los paquetes fragmentados en los componentes de proceso de ruta de la RP-A, RP-B, PRP, y DRP-B , lo que permite a atacantes remotos provocar una denegación de servicio (interrupción de la transmisión ) a través de (1) IPv4 o (2) tráfico IPv6, también conocido como Bug ID CSCuh30380.

*Credits: N/A

CVSS Scores

NISTv2 7.1

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

2013-08-22 CVE Reserved
2013-10-25 CVE Published
2024-09-16 CVE Updated
2024-09-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131023-iosxr	2013-10-25

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 Xr Search vendor "Cisco" for product "Ios Xr"				3.8.1 Search vendor "Cisco" for product "Ios Xr" and version "3.8.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				3.8.2 Search vendor "Cisco" for product "Ios Xr" and version "3.8.2"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				3.8.3 Search vendor "Cisco" for product "Ios Xr" and version "3.8.3"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				3.8.4 Search vendor "Cisco" for product "Ios Xr" and version "3.8.4"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				3.9.0 Search vendor "Cisco" for product "Ios Xr" and version "3.9.0"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				3.9.1 Search vendor "Cisco" for product "Ios Xr" and version "3.9.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				3.9.2 Search vendor "Cisco" for product "Ios Xr" and version "3.9.2"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				4.0.0 Search vendor "Cisco" for product "Ios Xr" and version "4.0.0"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				4.0.1 Search vendor "Cisco" for product "Ios Xr" and version "4.0.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				4.0.2 Search vendor "Cisco" for product "Ios Xr" and version "4.0.2"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				4.0.3 Search vendor "Cisco" for product "Ios Xr" and version "4.0.3"		-		Affected
Cisco Search vendor "Cisco"		Ios Xr Search vendor "Cisco" for product "Ios Xr"				4.0.4 Search vendor "Cisco" for product "Ios Xr" and version "4.0.4"		-		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