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CVE-2013-4758

MEDIUM · CVSS 6.8EPSS 2.3%EU EUVD

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.

Key facts

CVSS score
6.8 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness (CWE)
CWE-399
EPSS score
2.3% (84th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2013-4606)
Published
October 4, 2013
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-4606 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

  • rsyslog / rsyslog
  • rsyslog / rsyslog
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  • rsyslog / rsyslog
  • rsyslog / rsyslog
  • rsyslog / rsyslog

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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