In Unisys Stealth 3.4.x, 4.x and 5.x before 5.0.026, if certificate-based authorization is used without HTTPS, an endpoint could be authorized without a private key.

Systems management on Unisys ClearPath Forward Libra and ClearPath MCP Software Series can fault and have other unspecified impact when receiving specifically crafted message payloads over a systems management communication channel

In Unisys Stealth (core) 3.4.108.0, 3.4.209.x, 4.0.027.x and 4.0.114, key material inadvertently logged under certain conditions. Fixed included in 3.4.109, 4.0.027.13, 4.0.125 and 5.0.013.0.

SQL injection vulnerability in the management interface in ePortal Manager allows remote attackers to execute arbitrary SQL commands via unspecified parameters.

The Stealth endpoint in Unisys Stealth SVG 2.8.x, 3.0.x before 3.0.1999, 3.1.x, 3.2.x before 3.2.030, and 3.3.x before 3.3.016, when running on Linux and AIX, allows remote attackers to cause a denial of service (crash) via crafted packets.

In Stealth Authorization Server before 3.3.017.0 in Unisys Stealth Solution, an encryption key may be left in memory.

Unisys Stealth 3.3 Windows endpoints before 3.3.016.1 allow local users to gain access to Stealth-enabled devices by leveraging improper cleanup of memory used for negotiation key storage.

The TLS implementation in the TCP/IP networking module in Unisys ClearPath MCP systems with TCP-IP-SW 58.1 before 58.160, 59.1 before 059.1a.17 (IC #17), and 60.0 before 60.044 might allow remote attackers to decrypt TLS ciphertext data by leveraging a Bleichenbacher RSA padding oracle, aka a ROBOT attack.