CVE-2018-18898

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-400

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://bestpractical.com/download-pageProduct, Release Notes
https://lists.debian.org/debian-lts-announce/2020/02/msg00009.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CPJVDT77ZPRU5Z2BEMZM7EBY6WZHUATZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YR46PPHBEM76DNN4DEQMAYIKLCO3TQU2/
https://usn.ubuntu.com/4517-1/Third Party Advisory
https://bestpractical.com/download-pageProduct, Release Notes
https://lists.debian.org/debian-lts-announce/2020/02/msg00009.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CPJVDT77ZPRU5Z2BEMZM7EBY6WZHUATZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YR46PPHBEM76DNN4DEQMAYIKLCO3TQU2/
https://usn.ubuntu.com/4517-1/Third Party Advisory

Timeline

Published: Mar 21, 2019
Last modified: Jun 17, 2026
NVD status: Modified

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