Home/CVE/Double free vulnerability in the writeDataError function in the ElasticSearch plugin (omelasticsearch) in rsyslog before
CVE

CVE-2013-4758

Double free vulnerability in the writeDataError function in the ElasticSearch plugin (omelasticsearch) in rsyslog before

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.

MEDIUM · CVSS 6.8 EPSS 0.01216
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
▤

Affected Products & Versions

3
rsyslog<= 7.4.1
rsyslog<= 7.5.1
rsyslogall versions
▣

Scoring & Timeline

6.8
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Published to NVD04 Oct 2013 · 05:55 PM
⚑

Vendor Advisories

1
suse-csafopenSUSE-SU-2024:10498-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
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
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