Upstream information

CVE-2020-15917 at MITRE


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

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 7.5
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 9.8
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector Network
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1174457 [NEW]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
openSUSE Leap 15.1
  • claws-mail >= 3.17.3-lp151.2.3.1
  • claws-mail-debuginfo >= 3.17.3-lp151.2.3.1
  • claws-mail-debugsource >= 3.17.3-lp151.2.3.1
  • claws-mail-devel >= 3.17.3-lp151.2.3.1
  • claws-mail-lang >= 3.17.3-lp151.2.3.1
openSUSE Leap 15.2
  • claws-mail >= 3.17.6-lp152.3.3.1
  • claws-mail-debuginfo >= 3.17.6-lp152.3.3.1
  • claws-mail-debugsource >= 3.17.6-lp152.3.3.1
  • claws-mail-devel >= 3.17.6-lp152.3.3.1
  • claws-mail-lang >= 3.17.6-lp152.3.3.1