Vulnerability Description
Double free vulnerability in the writeDataError function in the ElasticSearch plugin (omelasticsearch) in rsyslog before 7.4.2 and before 7.5.2 devel, when errorfile is set to local logging, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted JSON response.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Rsyslog | Rsyslog | <= 7.4.1 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2013/07/05/2
- http://www.rsyslog.com/rsyslog-7-4-2-v7-stable-released/Patch
- http://www.rsyslog.com/rsyslog-7-5-2-v7-devel-released/Patch
- http://www.openwall.com/lists/oss-security/2013/07/05/2
- http://www.rsyslog.com/rsyslog-7-4-2-v7-stable-released/Patch
- http://www.rsyslog.com/rsyslog-7-5-2-v7-devel-released/Patch
FAQ
What is CVE-2013-4758?
CVE-2013-4758 is a vulnerability with a CVSS score of 6.8 (MEDIUM). Double free vulnerability in the writeDataError function in the ElasticSearch plugin (omelasticsearch) in rsyslog before 7.4.2 and before 7.5.2 devel, when errorfile is set to local logging, allows re...
How severe is CVE-2013-4758?
CVE-2013-4758 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-4758?
Check the references section above for vendor advisories and patch information. Affected products include: Rsyslog Rsyslog.