Debian DSA-4590-1 : cyrus-imapd - security update

medium Nessus Plugin ID 132326

Synopsis

The remote Debian host is missing a security-related update.

Description

It was discovered that the lmtpd component of the Cyrus IMAP server created mailboxes with administrator privileges if the 'fileinto' was used, bypassing ACL checks.

Solution

Upgrade the cyrus-imapd packages.

For the oldstable distribution (stretch), this problem has been fixed in version 2.5.10-3+deb9u2.

For the stable distribution (buster), this problem has been fixed in version 3.0.8-6+deb10u3.

See Also

https://security-tracker.debian.org/tracker/source-package/cyrus-imapd

https://packages.debian.org/source/stretch/cyrus-imapd

https://packages.debian.org/source/buster/cyrus-imapd

https://www.debian.org/security/2019/dsa-4590

Plugin Details

Severity: Medium

ID: 132326

File Name: debian_DSA-4590.nasl

Version: 1.4

Type: local

Agent: unix

Published: 12/20/2019

Updated: 12/31/2019

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Low

Base Score: 3.5

Temporal Score: 2.6

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

CVSS Score Source: CVE-2019-19783

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:cyrus-imapd, cpe:/o:debian:debian_linux:10.0, cpe:/o:debian:debian_linux:9.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/19/2019

Vulnerability Publication Date: 12/16/2019

Reference Information

CVE: CVE-2019-19783

DSA: 4590