CVE-2018-6541

Public Exploit

Description

In ZZIPlib 0.13.67, there is a bus error caused by loading of a misaligned address (when handling disk64_trailer local entries) in __zzip_fetch_disk_trailer (zzip/zip.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted zip file.

6.5

CVSS

Severity: Medium

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.44%

Vendor Advisory ubuntu.com Vendor Advisory redhat.com

Affected: n/a n/a

References

Link	Tags
https://usn.ubuntu.com/3699-1/	third party advisory vendor advisory
https://github.com/gdraheim/zziplib/issues/16	third party advisory exploit
https://access.redhat.com/errata/RHSA-2019:2196	vendor advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00029.html	mailing list

Frequently Asked Questions

What is the severity of CVE-2018-6541?: CVE-2018-6541 has been scored as a medium severity vulnerability.
How to fix CVE-2018-6541?: To fix CVE-2018-6541, 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-2018-6541 being actively exploited in the wild?: It is possible that CVE-2018-6541 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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