CVE-2018-0691 Information

Description

Multiple +Message Apps (Softbank +Message App for Android prior to version 10.1.7 Softbank +Message App for iOS prior to version 1.1.23 NTT DOCOMO +Message App for Android prior to version 42.40.2800 NTT DOCOMO +Message App for iOS prior to version 1.1.23 KDDI +Message App for Android prior to version 1.0.6 and KDDI +Message App for iOS prior to version 1.1.23) do not verify X.509 certificates from SSL servers which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

CVSS Vector

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

Reference

http://jvn.jp/en/jp/JVN37288228/index.html https://www.au.com/information/notice_mobile/service/2018-002/ https://www.nttdocomo.co.jp/info/notice/page/180927_00.html https://www.softbank.jp/mobile/info/personal/news/service/20180927a/

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.9