CVE-2018-1000217

Name: CVE-2018-1000217
Creator: NVD / NIST
Published: 2018-08-20T20:29:00.737+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.75%

Last modified Jun 17, 2026

CVE-2018-1000217 is a vulnerability of currently unknown severity. Dave Gamble cJSON version 1.7.3 and earlier contains a CWE-416: Use After Free vulnerability in cJSON library that can result in Possible crash, corruption of data or even RCE. This attack appear to be exploitable via Depends on how application uses cJSON library. EPSS estimates a 1.75% chance of exploitation in the next 30 days.

Description

Dave Gamble cJSON version 1.7.3 and earlier contains a CWE-416: Use After Free vulnerability in cJSON library that can result in Possible crash, corruption of data or even RCE. This attack appear to be exploitable via Depends on how application uses cJSON library. If application provides network interface then can be exploited over a network, otherwise just local.. This vulnerability appears to have been fixed in 1.7.4.

Metrics

EPSS Probability

1.75%

75.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Davegamble	Cjson	< 1.7.4

References

https://github.com/DaveGamble/cJSON/issues/248Exploit, Third Party Advisory
https://github.com/DaveGamble/cJSON/issues/248Exploit, Third Party Advisory

Timeline

Published: Aug 20, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-1000217?

How severe is CVE-2018-1000217?

Severity scoring for CVE-2018-1000217 is pending analysis. The EPSS model estimates a 1.75% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1000217?

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-2018-1000217?

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

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Source: NVD / NIST