CA BrightStor ARCserve Backup Message Engine Insecure Method Exposure VulnerabilityZDI-07-069: November 26th, 2007
TippingPoint™ IPS Customer ProtectionTippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 5144. For further product information on the TippingPoint IPS:
This vulnerability allows attackers to arbitrarily access and modify the file system and registry of vulnerable installations of Computer Associates BrightStor ARCserve Backup. Authentication is not required to exploit this vulnerability.
The specific flaws exists in the Message Engine RPC service which listens by default on TCP port 6504 with the following UUID:
The service exposes a number of insecure method calls including: 0x17F, 0x180, 0x181, 0x182, 0x183, 0x184, 0x185, 0x186, 0x187, 0x188, 0x189, 0x18A, 0x18B, and 0x18C. Attackers can leverage these methods to manipulate both the file system and registry which can result in a complete system compromise.
Vendor ResponseComputer Associates has issued an update to correct this vulnerability. More details can be found at:
2007-01-12 - Vulnerability reported to vendor
2007-11-26 - Coordinated public release of advisory
CreditThis vulnerability was discovered by:
Tenable Network Security