Author: Cyberthreat Blog

An issue was discovered in heinekingmedia StashCat through 1.7.5 for Android. The keystore is locked with a hard-coded password. Therefore, everyone with access to the keystore can read the content out, for example the private...

An issue was discovered in heinekingmedia StashCat through 1.7.5 for Android, through 0.0.80w for Web, and through 0.0.86 for Desktop. The product’s protocol only tries to ensure confidentiality. In the whole protocol, no...

An issue was discovered in heinekingmedia StashCat through 1.7.5 for Android, through 0.0.80w for Web, and through 0.0.86 for Desktop. For authentication, the user password is hashed directly with SHA-512 without a salt or...

An issue was discovered in heinekingmedia StashCat before 1.5.18 for Android. No certificate pinning is implemented; therefore the attacker could issue a certificate for the backend and the application would not notice it.

An issue was discovered in heinekingmedia StashCat through 1.7.5 for Android, through 0.0.80w for Web, and through 0.0.86 for Desktop. To encrypt messages, AES in CBC mode is used with a pseudo-random secret. This secret and the...