CVE-2018-6484

Published: 1 February 2018

In ZZIPlib 0.13.67, there is a memory alignment error and bus error in the __zzip_fetch_disk_trailer function of zzip/zip.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted zip file.

Priority

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package	Release	Status
zziplib Launchpad, Ubuntu, Debian	artful	Released (0.13.62-3.1ubuntu0.17.10.1)
	bionic	Released (0.13.62-3.1ubuntu0.18.04.1)
	trusty	Released (0.13.62-2ubuntu0.2)
	upstream	Needs triage
	xenial	Released (0.13.62-3ubuntu0.16.04.2)
	Patches: upstream: https://github.com/gdraheim/zziplib/commit/8b7857aba9daa177236060883e5ccc1aea300ceb

Severity score breakdown

Parameter	Value
Base score	6.5
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Bugs

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