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
Published Nov 15, 2018
5.9
MEDIUMCVSS 3.0
EPSS 0.67%
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.
Affected products
-
- Version 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 1.1.23StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Softbank, NTT docomo, KDDI | n/a | n/a |
|
Configuration 1
- < 1.0.6
- < 42.40.2800
- < 10.1.7
Configuration 2
- < 1.1.23
- < 1.1.23
- < 1.1.23
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
AV:N/AC:M/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.67% (0.00667) | 50.05th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.67% (0.00667) | 50.41th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.09% (0.00091) | 39.51th | v3 (v2023.03.01) |
| Nov 9, 2023 | 0.09% (0.00091) | 38.65th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.07% (0.00073) | 29.72th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.06% (0.00063) | 0.14th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.06% (0.00063) | 0.00th | v1 |
References (4)
- http://jvn.jp/en/jp/JVN37288228/index.html third-party-advisoryx_refsource_JVNThird Party Advisory
- https://www.au.com/information/notice_mobile/service/2018-002/ x_refsource_MISCPatchVendor Advisory
- https://www.nttdocomo.co.jp/info/notice/page/180927_00.html x_refsource_MISCPatchVendor Advisory
- https://www.softbank.jp/mobile/info/personal/news/service/20180927a/ x_refsource_MISCPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://jvn.jp/en/jp/JVN37288228/index.html | third-party-advisoryx_refsource_JVNThird Party Advisory | |
| https://www.au.com/information/notice_mobile/service/2018-002/ | x_refsource_MISCPatchVendor Advisory | |
| https://www.nttdocomo.co.jp/info/notice/page/180927_00.html | x_refsource_MISCPatchVendor Advisory | |
| https://www.softbank.jp/mobile/info/personal/news/service/20180927a/ | x_refsource_MISCPatchVendor Advisory |
Change history (0)
No recorded changes yet.