CVE-2020-5523
CVE-2020-5523
Vexday Risk Score
3Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS —EPSS 1.2%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
28 Jan 2020Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
Android App 'MyPallete' and some of the Android banking applications based on 'MyPallete' do not verify X.509 certificates from servers, and also do not properly validate certificates with host-mismatch, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
Affected products
NTT Data Corporation · 'MyPallete' and some of the Android banking applications that use 'MyPallete'References
http://jvn.jp/en/jp/JVN28845872/index.htmlhttps://www.77bank.co.jp/pdf/oshirase/20012801_appvulnerability.pdfhttps://www.ashikagabank.co.jp/appbanking/pdf/oshirase.pdfhttps://www.hokkaidobank.co.jp/common/dat/2020/0120/15795047141946146699.pdfhttps://www.hokugin.co.jp/info/archives/personal/2020/1913.htmlhttps://www.naganobank.co.jp/soshiki/2/app-ssl.htmlhttps://www.shikokubank.co.jp/info/apps20200128.htmlhttps://www.sihd-bk.jp/common_v2/pdf/20200127.pdfhttps://www.tohoku-bank.co.jp/news/topics/200128_applissl.htmlhttp://www.dokodemobank.ne.jp/info_20200128_bankingapp.html