A vulnerability was found in Sam Lantinga splitvt 1.6.3 and classified as critical. This issue affects an unknown functionality of the component Screen Lock. The manipulation of the argument Password with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in Linux splitvt 1.6.3 and earlier allows local users to gain root privileges via a long password in the screen locking function.

The weakness was released 06/01/2000 as not defined posting (Bugtraq). It is possible to read the advisory at archives.neohapsis.com. The identification of this vulnerability is CVE-2000-0467. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

A public exploit has been developed in ANSI C. The exploit is available at securityfocus.com. It is declared as proof-of-concept.

Upgrading to version 1.6.4 eliminates this vulnerability.

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• Sam Lantinga

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• splitvt

Version

• 1.6.3

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CPE 2.2info

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