CVE-2023-39743

Public Exploit

Description

lrzip-next LZMA v23.01 was discovered to contain an access violation via the component /bz3_decode_block src/libbz3.c.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/huanglei3/lrzip-next-poc/tree/main technical description
https://github.com/pete4abw/lrzip-next/issues/132 issue tracking exploit
https://gist.github.com/huanglei3/ec9090096aa92445cf0a8baa8e929084

Frequently Asked Questions

What is the severity of CVE-2023-39743?
CVE-2023-39743 has been scored as a medium severity vulnerability.
How to fix CVE-2023-39743?
To fix CVE-2023-39743, 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-2023-39743 being actively exploited in the wild?
It is possible that CVE-2023-39743 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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