Detections
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GLSA-202007-56 : Claws Mail: Improper STARTTLS handling

critical Nessus Plugin ID 139119

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Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-202007-56 (Claws Mail: Improper STARTTLS handling)

 It was discovered that Claws Mail was not properly handling state within the STARTTLS protocol handshake.
 Impact :

 There may be a breach of integrity or confidentiality in connections made using Claws Mail with STARTTLS.
 Workaround :

 There is no known workaround at this time.

Solution

All Claws Mail users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=mail-client/claws-mail-3.17.6'

See Also

https://security.gentoo.org/glsa/202007-56

Plugin Details

Severity: Critical

ID: 139119

File Name: gentoo_GLSA-202007-56.nasl

Version: 1.3

Type: local

Published: 7/30/2020

Updated: 2/27/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2020-15917

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: cpe:/o:gentoo:linux, p-cpe:/a:gentoo:linux:claws-mail

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 7/28/2020

Vulnerability Publication Date: 7/23/2020

Reference Information

CVE: CVE-2020-15917

GLSA: 202007-56