CVE-2012-5017: Input Validation
Published Apr 23, 2014
·Updated
Cisco IOS before 15.1(1)SY1 allows remote authenticated users to cause a denial of service (device reload) by establishing a VPN session and then sending malformed IKEv2 packets, aka Bug ID CSCub39268.
Affected Software
18 affected components
Cisco IOS<=15.1\(1\)sy
Cisco IOS=15.1
Cisco Asr 1001
Cisco Asr 1002
Cisco Asr 1002-x
Cisco Asr 1002 Fixed Router
Cisco Asr 1004
Cisco Asr 1006
Cisco Asr 1023 Router
All of the following
Any of the following
Cisco IOS<=15.1\(1\)sy
Cisco IOS=15.1
Any of the following
Cisco Asr 1001
Cisco Asr 1002
Cisco Asr 1002-x
Cisco Asr 1002 Fixed Router
Cisco Asr 1004
Cisco Asr 1006
Cisco Asr 1023 Router
Event History
Apr 23, 2014
CVE Published
via MITRE·10:00 AM
Data Sourced
via MITRE·10:00 AM
Description
Data Sourced
via NVD·11:52 AM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2012-5017?
CVE-2012-5017 has been classified as a critical vulnerability due to its potential to allow remote authenticated users to cause denial of service.
2
How do I fix CVE-2012-5017?
To mitigate CVE-2012-5017, it is recommended to upgrade Cisco IOS to version 15.1(1)SY1 or later.
3
Who is affected by CVE-2012-5017?
CVE-2012-5017 affects remote authenticated users of Cisco IOS versions prior to 15.1(1)SY1.
4
What type of attack does CVE-2012-5017 facilitate?
CVE-2012-5017 facilitates a denial of service attack through malformed IKEv2 packets during VPN sessions.
5
What devices are impacted by CVE-2012-5017?
Devices such as Cisco ASR 1001, ASR 1002, ASR 1004, and ASR 1006 are among those impacted by CVE-2012-5017.