CVE-2012-4817
First published: Fri Sep 14 2012(Updated: )
The NFSv4 client implementation in IBM AIX 5.3, 6.1, and 7.1, and VIOS before 2.2.1.4-FP-25 SP-02, does not properly handle GID values, which allows remote attackers to cause a denial of service via unspecified vectors.
Credit: psirt@us.ibm.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| IBM Virtual I/O Server (VIOS) | =1.4.1.2 | |
| IBM Virtual I/O Server (VIOS) | =1.5.1.1 | |
| IBM Virtual I/O Server (VIOS) | =1.5.2.1 | |
| IBM Virtual I/O Server (VIOS) | =1.5.2.6 | |
| IBM Virtual I/O Server (VIOS) | =2.1.0.0 | |
| IBM Virtual I/O Server (VIOS) | =2.1.2.10 | |
| IBM Virtual I/O Server (VIOS) | =2.1.2.12 | |
| IBM Virtual I/O Server (VIOS) | =2.1.2.13 | |
| IBM Virtual I/O Server (VIOS) | =2.1.3.10 | |
| IBM Virtual I/O Server (VIOS) | =2.2.0.10 | |
| IBM Virtual I/O Server (VIOS) | =2.2.0.11 | |
| IBM Virtual I/O Server (VIOS) | =2.2.0.12 | |
| IBM Virtual I/O Server (VIOS) | =2.2.0.13 | |
| IBM Virtual I/O Server (VIOS) | =2.2.1.0 | |
| IBM Virtual I/O Server (VIOS) | =2.2.1.1 | |
| IBM Virtual I/O Server (VIOS) | =2.2.1.3 | |
| IBM Virtual I/O Server (VIOS) | =2.2.1.4 | |
| IBM AIX | =5.3 | |
| IBM AIX | =6.1 | |
| IBM AIX | =7.1 |
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Reference Links
- http://aix.software.ibm.com/aix/efixes/security/nfsv4_advisory1.asc
- http://osvdb.org/85427
- http://secunia.com/advisories/50619
- http://www.ibm.com/support/docview.wss?uid=isg1IV10327
- http://www.ibm.com/support/docview.wss?uid=isg1IV11629
- http://www.ibm.com/support/docview.wss?uid=isg1IV12169
- http://www.ibm.com/support/docview.wss?uid=isg1IV17855
- http://www.ibm.com/support/docview.wss?uid=isg1IV26436
- http://www.securityfocus.com/bid/55546
- http://www.securitytracker.com/id?1027531
- https://exchange.xforce.ibmcloud.com/vulnerabilities/78431
Frequently Asked Questions
What is the severity of CVE-2012-4817?
CVE-2012-4817 is rated as a medium severity vulnerability due to its potential to cause denial of service.
How do I fix CVE-2012-4817?
To fix CVE-2012-4817, upgrade to the latest version of IBM AIX or VIOS that contains the appropriate patches.
What systems are affected by CVE-2012-4817?
CVE-2012-4817 affects IBM AIX versions 5.3, 6.1, and 7.1, along with various IBM VIOS versions prior to 2.2.1.4-FP-25 SP-02.
What is the impact of CVE-2012-4817?
The impact of CVE-2012-4817 is that remote attackers can exploit it to cause a denial-of-service condition on the affected systems.
What are the symptoms of an exploit of CVE-2012-4817?
Symptoms of an exploit of CVE-2012-4817 may include system crashes or unresponsiveness due to denial of service.
- agent/severity
- agent/references
- agent/author
- agent/type
- agent/event
- agent/description
- agent/last-modified-date
- agent/first-publish-date
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/ibm
- canonical/ibm virtual i/o server (vios)
- version/ibm virtual i/o server (vios)/1.4.1.2
- version/ibm virtual i/o server (vios)/1.5.1.1
- version/ibm virtual i/o server (vios)/1.5.2.1
- version/ibm virtual i/o server (vios)/1.5.2.6
- version/ibm virtual i/o server (vios)/2.1.0.0
- version/ibm virtual i/o server (vios)/2.1.2.10
- version/ibm virtual i/o server (vios)/2.1.2.12
- version/ibm virtual i/o server (vios)/2.1.2.13
- version/ibm virtual i/o server (vios)/2.1.3.10
- version/ibm virtual i/o server (vios)/2.2.0.10
- version/ibm virtual i/o server (vios)/2.2.0.11
- version/ibm virtual i/o server (vios)/2.2.0.12
- version/ibm virtual i/o server (vios)/2.2.0.13
- version/ibm virtual i/o server (vios)/2.2.1.0
- version/ibm virtual i/o server (vios)/2.2.1.1
- version/ibm virtual i/o server (vios)/2.2.1.3
- version/ibm virtual i/o server (vios)/2.2.1.4
- canonical/ibm aix
- version/ibm aix/5.3
- version/ibm aix/6.1
- version/ibm aix/7.1