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CVE-2013-4758

UnknownEPSS 2.33%

Last modified

CVE-2013-4758 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 2.33% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
2.33%

81.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
RsyslogRsyslog<= 7.4.1—
RsyslogRsyslog<= 7.5.1Devel
RsyslogRsyslog6.4.2—
RsyslogRsyslog6.5.1—
RsyslogRsyslog6.6.0—
RsyslogRsyslog7.1.0—
RsyslogRsyslog7.1.1—
RsyslogRsyslog7.1.2—
RsyslogRsyslog7.1.3—
RsyslogRsyslog7.1.4—
RsyslogRsyslog7.1.5—
RsyslogRsyslog7.1.6—
RsyslogRsyslog7.1.7—
RsyslogRsyslog7.1.8—
RsyslogRsyslog7.1.9—
RsyslogRsyslog7.1.10—
RsyslogRsyslog7.1.11—
RsyslogRsyslog7.1.12—
RsyslogRsyslog7.2.1—
RsyslogRsyslog7.2.2—
RsyslogRsyslog7.2.3—
RsyslogRsyslog7.2.4—
RsyslogRsyslog7.2.5—
RsyslogRsyslog7.2.6—
RsyslogRsyslog7.2.7—
RsyslogRsyslog7.3.0—
RsyslogRsyslog7.3.1—
RsyslogRsyslog7.3.3—
RsyslogRsyslog7.3.4—
RsyslogRsyslog7.3.5—
RsyslogRsyslog7.3.6—
RsyslogRsyslog7.3.7—
RsyslogRsyslog7.3.8—
RsyslogRsyslog7.3.9—
RsyslogRsyslog7.3.10—
RsyslogRsyslog7.3.11—
RsyslogRsyslog7.3.12—
RsyslogRsyslog7.3.13—
RsyslogRsyslog7.3.14—
RsyslogRsyslog7.3.15—
RsyslogRsyslog7.4.0—
RsyslogRsyslog7.5.0Devel

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2013-4758?
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.
How severe is CVE-2013-4758?
Severity scoring for CVE-2013-4758 is pending analysis. The EPSS model estimates a 2.33% probability of exploitation in the next 30 days.
How do I fix CVE-2013-4758?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2013-4758?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST