CVE-2020-23257

Public Exploit

Description

Buffer Overflow vulnerability found in Espruino 2v05.41 allows an attacker to cause a denial of service via the function jsvGarbageCollectMarkUsed in file src/jsvar.c.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.13%
Vendor Advisory espruino.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/espruino/Espruino/issues/1820 issue tracking exploit
http://www.espruino.com/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-23257?
CVE-2020-23257 has been scored as a high severity vulnerability.
How to fix CVE-2020-23257?
To fix CVE-2020-23257, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-23257 being actively exploited in the wild?
It is possible that CVE-2020-23257 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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