CVE-2018-18898

Publication date 21 March 2019

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

The email-ingestion feature in Best Practical Request Tracker 4.1.13 through 4.4 allows denial of service by remote attackers via an algorithmic complexity attack on email address parsing.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libemail-address-list-perl	20.04 LTS focal	Fixed 0.06-1
	19.10 eoan	Fixed 0.06-1
	19.04 disco	Fixed 0.06-1
	18.10 cosmic	Ignored
	18.04 LTS bionic	Fixed 0.05-1+deb9u1build0.18.04.1
	16.04 LTS xenial	Fixed 0.05-1+deb9u1build0.16.04.1
	14.04 LTS trusty	Not in release

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)