PT-2018-9385 · Dave Gamble · Cjson

Hhallen · Published 2018-08-20 · Updated 2025-07-22 · CVE-2018-1000217

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions cJSON versions 1.7.3 and earlier

Description The issue is related to a Use After Free problem in the cJSON library, which can lead to a crash, data corruption, or even Remote Code Execution (RCE). The exploitability depends on how the application utilizes the cJSON library. If the application provides a network interface, it can be exploited over a network; otherwise, it is limited to local exploitation.

Recommendations For cJSON versions 1.7.3 and earlier, update to version 1.7.4 or later to resolve the issue.

Exploit

Fix

RCE

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

AZL-41629

CVE-2018-1000217

Affected Products

Cjson

References · 6

• 🔥 https://github.com/DaveGamble/cJSON/issues/248 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2018-1000217 · Security Note
• https://osv.dev/vulnerability/CVE-2018-1000217 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-41629 · Vendor Advisory
• https://t.me/cveNotify/129862 · Telegram Post
• https://t.me/cvenotify/129862 · Telegram Post