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gentooGentoo FoundationGLSA-202007-56
HistoryJul 28, 2020 - 12:00 a.m.

Claws Mail: Improper STARTTLS handling

2020-07-2800:00:00
Gentoo Foundation
security.gentoo.org
6

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.013 Low

EPSS

Percentile

85.9%

JSON

Background

Claws Mail is a GTK based e-mail client.

Description

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.

Resolution

All Claws Mail users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=mail-client/claws-mail-3.17.6"
OSVersionArchitecturePackageVersionFilename
Gentooanyallmail-client/claws-mail< 3.17.6UNKNOWN

Related

nessus 7
suse 6
mageia 1
alpinelinux 1
openvas 7
fedora 2
veracode 1
prion 1
nvd 1
debiancve 1
ubuntucve 1
cve 1
cvelist 1
nessus
nessus
openSUSE Security Update : claws-mail (openSUSE-2020-1822)
2020-11-06 00:00:00
openSUSE Security Update : claws-mail (openSUSE-2020-1139)
2020-08-04 00:00:00
openSUSE 15 Security Update : claws-mail (openSUSE-SU-2021:1045-1)
2021-07-16 00:00:00
suse
suse
Security update for claws-mail (moderate)
2021-07-16 00:00:00
Security update for claws-mail (moderate)
2020-07-31 00:00:00
Security update for claws-mail (moderate)
2020-09-18 00:00:00
mageia
mageia
Updated claws-mail packages fix security vulnerability
2020-08-18 20:41:27
alpinelinux
alpinelinux
CVE-2020-15917
2020-07-23 19:15:10
openvas
openvas
Fedora: Security Advisory for claws-mail (FEDORA-2020-fe6c1a9c16)
2020-08-02 00:00:00
Fedora: Security Advisory for claws-mail (FEDORA-2020-2def860ce7)
2020-08-02 00:00:00
openSUSE: Security Advisory for claws-mail (openSUSE-SU-2020:1116-1)
2020-08-01 00:00:00
fedora
fedora
[SECURITY] Fedora 31 Update: claws-mail-3.17.6-1.fc31
2020-08-02 01:09:52
[SECURITY] Fedora 32 Update: claws-mail-3.17.6-1.fc32
2020-08-02 01:24:35
veracode
veracode
Denial Of Service (DoS)
2020-08-06 21:32:08
prion
prion
Code injection
2020-07-23 19:15:00
nvd
nvd
CVE-2020-15917
2020-07-23 19:15:10
debiancve
debiancve
CVE-2020-15917
2020-07-23 19:15:10
ubuntucve
ubuntucve
CVE-2020-15917
2020-07-23 00:00:00
cve
cve
CVE-2020-15917
2020-07-23 19:15:10
cvelist
cvelist
CVE-2020-15917
2020-07-23 18:06:26

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.013 Low

EPSS

Percentile

85.9%

JSON
Related for GLSA-202007-56
nessus7suse6mageia1alpinelinux1openvas7fedora2veracode1prion1nvd1debiancve1ubuntucve1cve1cvelist1