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CVE-2018-18898

HIGH
7.5
CVSS Score
Published: March 17, 2019 at 09:16 PM UTC
Updated: June 17, 2026 at 01:48 AM UTC
4 products affected across 4 vendorsDebian LinuxFedoraUbuntu Linux

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Severity
HIGH7.5
Exploit prediction
EPSS 2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

References (5)

x_refsource_CONFIRMProductRelease Notes
Source: [email protected]
https://bestpractical.com/download-page
Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2020/02/msg00009.html
Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CPJVDT77ZPRU5Z2BEMZM7EBY6WZHUATZ/
Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YR46PPHBEM76DNN4DEQMAYIKLCO3TQU2/
Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
Source: [email protected]
https://usn.ubuntu.com/4517-1/

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-400

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