Vulnerability Details : CVE-2018-1000216
Dave Gamble cJSON version 1.7.2 and earlier contains a CWE-415: Double Free vulnerability in cJSON library that can result in Possible crash or RCE. This attack appear to be exploitable via Attacker must be able to force victim to print JSON data, depending on how cJSON library is used this could be either local or over a network. This vulnerability appears to have been fixed in 1.7.3.
Vulnerability category: Memory Corruption
Products affected by CVE-2018-1000216
- cpe:2.3:a:cjson_project:cjson:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-1000216
0.25%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 65 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-1000216
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2018-1000216
-
The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-1000216
-
https://github.com/DaveGamble/cJSON/issues/241
Double-free when printing cJSON_Raw if valuestring==NULL · Issue #241 · DaveGamble/cJSON · GitHubExploit;Third Party Advisory
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