SARA / Free Tools / CVE / CVE-2022-43543

CVE-2022-43543 — KDDI +Message App, NTT DOCOMO +Message App, and SoftBank +Message App contain a

KDDI +Message App, NTT DOCOMO +Message App, and SoftBank +Message App contain a vulnerability caused by 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 cont

CVSS
— —
EPSS
0.32% (top 45.50%)
CWE
—
Published
2022-12-21T00:00:00.000Z
Last modified
2025-04-16T17:36:43.679Z
CVSS vector
—

01What is this vulnerability?

KDDI +Message App, NTT DOCOMO +Message App, and SoftBank +Message App contain a vulnerability caused by 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. As a result, a spoofed URL…

02Affected products

VendorProductVersions
KDDI CORPORATION, NTT DOCOMO, INC., and SoftBank Corp.KDDI +Message App for Android and for iOS, NTT DOCOMO +Message App for Android and for iOS, and SoftBank +Message App for Android and for iOSKDDI +Message App for Android prior to version 3.9.2 and +Message App for iOS prior to version 3.9.4, NTT DOCOMO +Message App for Android prior to version 54.49.0500 and +Message App for iOS prior to version 3.9.4, and SoftBank +Message App for Android prior to version 12.9.5 and +Message App for iOS prior to version 3.9.4

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

Want this in your SOAR or SIEM?
SARA's API returns EPSS, CVSS, KEV, and an analyst-grade summary in one call.
Read the API reference →