JVNDB-2022-000101

+Message App improper handling of Unicode control characters

+Message App displays text unprocessed, even when control characters are contained, and the text is shown based on Unicode control character's specifications.
Therefore, a crafted text may display misleading web links (CWE-451).

Akaki Tsunoda reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

KDDI

• +Message (PlusMessage) for Android prior to version 3.9.2
• +Message (PlusMessage) for iOS prior to version 3.9.4

SoftBank

• +Message (PlusMessage) for Android prior to version 12.9.5
• +Message (PlusMessage) for iOS prior to version 3.9.4

NTT DOCOMO, INC.

• +Message (PlusMessage) for Android prior to version 54.49.0500
• +Message (PlusMessage) for iOS prior to version 3.9.4

A spoofed URL may be displayed and phishing attacks may be conducted.

[Update the Application]
Update to the latest version according to the information provided by the developer.

KDDI

• JVN : Information from KDDI CORPORATION
• KDDI CORPORATION : Notice: + message (plus message) (in Japanese)

SoftBank

• JVN : Information from SoftBank Corp.
• Softbank : + message (plus message) (in Japanese)

NTT DOCOMO, INC.

• JVN : Information from NTT DOCOMO, INC.
• NTT docomo : + message (plus message) (in Japanese)

1. No Mapping(CWE-Other) [IPA Evaluation]

1. CVE-2022-43543

1. JVN : JVN#43561812
2. National Vulnerability Database (NVD) : CVE-2022-43543
3. Related document : Unicode Technical Report #36

• [2022/12/21]
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