CVE-2018-5786

Name: CVE-2018-5786
Creator: NVD / NIST
Published: 2018-01-19T08:29:00.413+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 1.34%

Last modified Jun 17, 2026

CVE-2018-5786 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In Long Range Zip (aka lrzip) 0.631, there is an infinite loop and application hang in the get_fileinfo function (lrzip.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted lrz file.. EPSS estimates a 1.34% chance of exploitation in the next 30 days.

Description

In Long Range Zip (aka lrzip) 0.631, there is an infinite loop and application hang in the get_fileinfo function (lrzip.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted lrz file.

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

1.34%

67.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-835

Affected Software

Vendor	Product	Versions
Long Range Zip Project	Long Range Zip	0.631
Debian	Debian Linux	9.0
Debian	Debian Linux	10.0
Debian	Debian Linux	11.0

References

https://github.com/ckolivas/lrzip/issues/91Exploit, Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/08/msg00001.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/04/msg00012.htmlMailing List, Third Party Advisory
https://www.debian.org/security/2022/dsa-5145Third Party Advisory
https://github.com/ckolivas/lrzip/issues/91Exploit, Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/08/msg00001.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/04/msg00012.htmlMailing List, Third Party Advisory
https://www.debian.org/security/2022/dsa-5145Third Party Advisory

Timeline

Published: Jan 19, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-5786?

How severe is CVE-2018-5786?

CVE-2018-5786 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.34% probability of exploitation in the next 30 days.

How do I fix CVE-2018-5786?

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-2018-5786?

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

Scan your code now

Source: NVD / NIST