Passcode Authentication Bypass Vulnerability in org.telegram.messenger Android App

CVE-2018-15542 · MEDIUM Severity

AV:L/AC:M/AU:N/C:P/I:P/A:P

An issue was discovered in the org.telegram.messenger application 4.8.11 for Android. The Passcode feature allows authentication bypass via runtime manipulation that forces a certain method's return value to true. In other words, an attacker could authenticate with an arbitrary passcode. NOTE: the vendor indicates that this is not an attack of interest within the context of their threat model, which excludes Android devices on which rooting has occurred

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