Ubuntu 16.04 LTS / 18.04 LTS : Email-Address-List vulnerability (USN-4517-1)

Medium Nessus Plugin ID 140652

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VPR Score: 3.6

Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 16.04 LTS / 18.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-4517-1 advisory.

- 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. (CVE-2018-18898)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected libemail-address-list-perl package.

See Also

https://ubuntu.com/security/notices/USN-4517-1

Plugin Details

Severity: Medium

ID: 140652

File Name: ubuntu_USN-4517-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2020/09/18

Updated: 2020/09/18

Dependencies: 12634

Risk Information

Risk Factor: Medium

VPR Score: 3.6

CVSS Score Source: CVE-2018-18898

CVSS v2.0

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libemail-address-list-perl

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Patch Publication Date: 2020/09/17

Vulnerability Publication Date: 2019/03/21

Reference Information

CVE: CVE-2018-18898

USN: 4517-1