SB2018082021 - Use-after-free in DaveGamble cJSON
Published: August 20, 2018 Updated: July 17, 2020
Security Bulletin ID
SB2018082021
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2018-1000217)
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
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.
Remediation
Install update from vendor's website.