CVE-2013-6371: Buffer Overflow
First published: Wed Nov 20 2013(Updated: )
CVE-2013-6370 Buffer overflow in the printbuf APIs in json-c before 0.12 allows remote attackers to cause a denial of service via unspecified vectors. CVE-2013-6371 The hash functionality in json-c before 0.12 allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted JSON data, involving collisions.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Red Hat Json-c | <0.12-20140410 | |
| Fedora | =20 | |
| F5 BIG-IP Next | >=1.7.0<=1.9.2 | |
| F5 BIG-IP Next | >=1.1.0<=1.4.0 |
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Reference Links
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:079
- https://bugzilla.redhat.com/show_bug.cgi?id=1032311
- https://exchange.xforce.ibmcloud.com/vulnerabilities/92541
- http://secunia.com/advisories/57791
- http://www.securityfocus.com/bid/66715
- http://lists.fedoraproject.org/pipermail/package-announce/2014-April/131845.html
- https://github.com/json-c/json-c/commit/64e36901a0614bf64a19bc3396469c66dcd0b015
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1085676
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1085677
- https://rhn.redhat.com/errata/RHSA-2014-0703.html
- https://my.f5.com/manage/s/article/K000150300
Frequently Asked Questions
What is the severity of CVE-2013-6371?
CVE-2013-6371 has a medium severity due to its potential to cause excessive CPU usage.
How can I fix CVE-2013-6371?
To fix CVE-2013-6371, update the json-c library to version 0.12-20140410 or later.
Which software is affected by CVE-2013-6371?
CVE-2013-6371 affects json-c library versions before 0.12-20140410 and Fedora 20.
What type of attack is possible with CVE-2013-6371?
CVE-2013-6371 can lead to denial of service attacks by exploiting quadratic timing behavior in JSON parsing.
Is there a workaround for CVE-2013-6371?
A temporary workaround for CVE-2013-6371 includes limiting the size and complexity of JSON data processed by affected applications.
- agent/type
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- agent/remedy
- agent/last-modified-date
- agent/weakness
- agent/severity
- agent/references
- agent/description
- agent/event
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2013-6371
- agent/trending
- agent/source
- agent/author
- collector/nvd-api
- agent/software-canonical-lookup-request
- collector/nvd-index
- agent/softwarecombine
- agent/tags
- collector/f5-advisory
- source/F5
- alias/CVE-2013-6370
- agent/software-canonical-lookup
- vendor/json-c
- canonical/red hat json-c
- vendor/fedoraproject
- canonical/fedora
- version/fedora/20
- vendor/f5
- canonical/f5 big-ip next
- version/f5 big-ip next/1.7.0
- version/f5 big-ip next/1.9.2
- version/f5 big-ip next/1.1.0
- version/f5 big-ip next/1.4.0