The AES encryption project 7.x and 8.x for Drupal does not sufficiently prevent attackers from decrypting data, aka SA-CONTRIB-2017-027. NOTE: This project is not covered by Drupal's security advisory policy.
Electronic Code Book (ECB) mode in VTun 2.0 through 2.5 uses a weak encryption algorithm that produces the same ciphertext from the same plaintext blocks, which could allow remote attackers to gain se...
Microsoft SQL Server 6.0 through 2000, with SQL Authentication enabled, uses weak password encryption (XOR), which allows remote attackers to sniff and decrypt the password.
Click2Learn Ingenium Learning Management System 5.1 and 6.1 uses weak encryption for passwords (reversible algorithm), which allows attackers to obtain passwords.
EarlyImpact ProductCart uses a weak encryption scheme to encrypt passwords, which allows remote attackers to obtain the password via a chosen plaintext attack.
WebEOC before 6.0.2 uses a weak encryption scheme for passwords, which makes it easier for attackers to crack passwords.
Joomla! core 1.7.1 allows information disclosure due to weak encryption