CVE-2013-6371

CVE-2013-6371 is a medium-severity vulnerability in Json-c with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-310.

Key facts

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2013-6371?
CVE-2013-6371 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2013-6371 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-6371?
CVE-2013-6371 primarily affects Json-c. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-6371?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-6371 published?
CVE-2013-6371 was published on 2014-04-22 and last updated on 2026-06-17.

References

Affected products (2)

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