What is the severity of CVE-2013-5549?

CVE-2013-5549 has a severity rating that indicates a potential for denial of service vulnerabilities affecting Cisco IOS XR.

How do I fix CVE-2013-5549?

To fix CVE-2013-5549, update your Cisco IOS XR software to a version that is not vulnerable, starting from 4.2.1 or later.

Which Cisco IOS XR versions are affected by CVE-2013-5549?

CVE-2013-5549 affects Cisco IOS XR versions from 3.8.1 to 4.2.0.

Can CVE-2013-5549 affect IPv4 and IPv6 traffic?

Yes, CVE-2013-5549 can affect both IPv4 and IPv6 traffic causing potential transmission outages.

What kind of attack does CVE-2013-5549 allow?

CVE-2013-5549 allows remote attackers to launch a denial-of-service attack against affected Cisco IOS XR devices.

Vulnerability/
CVE-2013-5549

high

7.1

25/10/2013

3/10/2022

6/8/2024

CVE-2013-5549

First published: Fri Oct 25 2013(Updated: )

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.

Credit: ykramarz@cisco.com

Affected Software	Affected Version	How to fix
Cisco IOS XRv 9000	=3.8.1
Cisco IOS XRv 9000	=3.8.2
Cisco IOS XRv 9000	=3.8.3
Cisco IOS XRv 9000	=3.8.4
Cisco IOS XRv 9000	=3.9.0
Cisco IOS XRv 9000	=3.9.1
Cisco IOS XRv 9000	=3.9.2
Cisco IOS XRv 9000	=4.0.0
Cisco IOS XRv 9000	=4.0.1
Cisco IOS XRv 9000	=4.0.2
Cisco IOS XRv 9000	=4.0.3
Cisco IOS XRv 9000	=4.0.4
Cisco IOS XRv 9000	=4.1
Cisco IOS XRv 9000	=4.1.1
Cisco IOS XRv 9000	=4.1.2
Cisco IOS XRv 9000	=4.2.0

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Reference Links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131023-iosxr

Frequently Asked Questions

What is the severity of CVE-2013-5549?
CVE-2013-5549 has a severity rating that indicates a potential for denial of service vulnerabilities affecting Cisco IOS XR.
How do I fix CVE-2013-5549?
To fix CVE-2013-5549, update your Cisco IOS XR software to a version that is not vulnerable, starting from 4.2.1 or later.
Which Cisco IOS XR versions are affected by CVE-2013-5549?
CVE-2013-5549 affects Cisco IOS XR versions from 3.8.1 to 4.2.0.
Can CVE-2013-5549 affect IPv4 and IPv6 traffic?
Yes, CVE-2013-5549 can affect both IPv4 and IPv6 traffic causing potential transmission outages.
What kind of attack does CVE-2013-5549 allow?
CVE-2013-5549 allows remote attackers to launch a denial-of-service attack against affected Cisco IOS XR devices.

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agent/first-publish-date
collector/mitre-cve
source/MITRE
agent/author
agent/last-modified-date
agent/references
agent/severity
agent/description
agent/event
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/cisco
canonical/cisco ios xrv 9000
version/cisco ios xrv 9000/3.8.1
version/cisco ios xrv 9000/3.8.2
version/cisco ios xrv 9000/3.8.3
version/cisco ios xrv 9000/3.8.4
version/cisco ios xrv 9000/3.9.0
version/cisco ios xrv 9000/3.9.1
version/cisco ios xrv 9000/3.9.2
version/cisco ios xrv 9000/4.0.0
version/cisco ios xrv 9000/4.0.1
version/cisco ios xrv 9000/4.0.2
version/cisco ios xrv 9000/4.0.3
version/cisco ios xrv 9000/4.0.4
version/cisco ios xrv 9000/4.1
version/cisco ios xrv 9000/4.1.1
version/cisco ios xrv 9000/4.1.2
version/cisco ios xrv 9000/4.2.0

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Frequently Asked Questions

What is the severity of CVE-2013-5549?
CVE-2013-5549 has a severity rating that indicates a potential for denial of service vulnerabilities affecting Cisco IOS XR.
How do I fix CVE-2013-5549?
To fix CVE-2013-5549, update your Cisco IOS XR software to a version that is not vulnerable, starting from 4.2.1 or later.
Which Cisco IOS XR versions are affected by CVE-2013-5549?
CVE-2013-5549 affects Cisco IOS XR versions from 3.8.1 to 4.2.0.
Can CVE-2013-5549 affect IPv4 and IPv6 traffic?
Yes, CVE-2013-5549 can affect both IPv4 and IPv6 traffic causing potential transmission outages.
What kind of attack does CVE-2013-5549 allow?
CVE-2013-5549 allows remote attackers to launch a denial-of-service attack against affected Cisco IOS XR devices.