CVE-2021-43521

Public Exploit

Description

A Buffer Overflow vulnerability exists in zlog 1.2.15 via zlog_conf_build_with_file in src/zlog/src/conf.c.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.28%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/HardySimpson/zlog third party advisory product
https://github.com/HardySimpson/zlog/issues/206 issue tracking exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-43521?
CVE-2021-43521 has been scored as a high severity vulnerability.
How to fix CVE-2021-43521?
To fix CVE-2021-43521, 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-2021-43521 being actively exploited in the wild?
It is possible that CVE-2021-43521 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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