CVE-2022-33067

Name: CVE-2022-33067
Creator: NVD / NIST
Published: 2022-06-23T17:15:14.31+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.58%

Last modified Jun 17, 2026

CVE-2022-33067 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Lrzip v0.651 was discovered to contain multiple invalid arithmetic shifts via the functions get_magic in lrzip.c and Predictor::init in libzpaq/libzpaq.cpp. These vulnerabilities allow attackers to cause a Denial of Service via unspecified vectors.. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

Description

Lrzip v0.651 was discovered to contain multiple invalid arithmetic shifts via the functions get_magic in lrzip.c and Predictor::init in libzpaq/libzpaq.cpp. These vulnerabilities allow attackers to cause a Denial of Service via unspecified vectors.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

0.58%

43.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Long Range Zip Project	Long Range Zip	0.651

References

https://github.com/ckolivas/lrzip/issues/224Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/ckolivas/lrzip/issues/224Exploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Jun 23, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-33067?

How severe is CVE-2022-33067?

CVE-2022-33067 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.

How do I fix CVE-2022-33067?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-33067?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST