CVE Vulnerability

CVE-2020-15917

common/session.c in Claws Mail before 3.17.6 has a protocol violation because suffix data after STARTTLS is mishandled.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.claws-mail.org/?p=claws.git;a=blob;f=RELEASE_NOTES Release Notes Vendor Advisory
https://git.claws-mail.org/?p=claws.git;a=commit;h=fcc25329049b6f9bd8d890f1197ed61eb12e14d5 Mailing List Patch
https://security.gentoo.org/glsa/202007-56 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00090.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6YVQB7NRBHO67Q74RS7RZCMW4ENRVBB4/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/G7UX65342HRVDQML4G4GEVEUB764EUM5/ Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00002.html Broken Link Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00060.html Broken Link Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00051.html Broken Link Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00013.html Broken Link Mailing List
Configurations

Configuration 1

cpe:2.3:a:claws-mail:claws-mail:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
cpe:2.3:a:opensuse:backports_sle:15.0:sp2:*:*:*:*:*:*
Information

Published : 2020-07-23 07:15

Updated : 2022-11-16 03:52

NVD link : CVE-2020-15917

Mitre link : CVE-2020-15917

Products Affected
No products.
CWE
NVD-CWE-noinfo