What is CVE-2023-39741?

CVE-2023-39741 is a medium-severity vulnerability in Long Range Zip Project, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2023-08-17.

How severe is CVE-2023-39741?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Buffer overflow in Long Range Zip Project

CVE-2023-39741

lrzip v0.651 was discovered to contain a heap overflow via the libzpaq::PostProcessor::write(int) function at /libzpaq/libzpaq.cpp. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted file.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (24.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Long_range_zip_project Long_range_zip — versions 0.651
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (Exploit, Issue Tracking)
cve@mitre.org (Exploit)
cve@mitre.org

Frequently asked questions

What is CVE-2023-39741?: CVE-2023-39741 is a medium-severity vulnerability in Long Range Zip Project, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2023-08-17.
How severe is CVE-2023-39741?: Medium severity. CVSS v3 base score is 5.5 out of 10.