CVE-2018-20356: Use After Free
Published Jun 10, 2019
·Updated
An invalid read of 8 bytes due to a use-after-free vulnerability in the mghttpfreeprotodatacgi function call in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier allows a denial of service (application crash) or remote code execution.
Affected Software
1 affected component
Cesanta Mongoose<=6.13
Event History
Jun 10, 2019
CVE Published
via MITRE·04:26 PM
Data Sourced
via MITRE·04:26 PM
Description
Frequently Asked Questions
1
What is CVE-2018-20356?
CVE-2018-20356 is a use-after-free vulnerability in the mg_http_free_proto_data_cgi function call in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier.
2
How severe is CVE-2018-20356?
CVE-2018-20356 has a severity rating of 9.8 (critical).
3
What is the impacted software in CVE-2018-20356?
The impacted software in CVE-2018-20356 is Cesanta Mongoose version 6.13 and earlier.
4
What is the CWE of CVE-2018-20356?
The CWE of CVE-2018-20356 is CWE-416.
5
How can I fix CVE-2018-20356?
To fix CVE-2018-20356, update Cesanta Mongoose to a version newer than 6.13.