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[ GLSA 200506-24 ] Heimdal: Buffer overflow vulnerabilities
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GLSA
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PostPosted: Wed Jun 29, 2005 12:03 pm    Post subject: [ GLSA 200506-24 ] Heimdal: Buffer overflow vulnerabilities Reply with quote

Gentoo Linux Security Advisory

Title: Heimdal: Buffer overflow vulnerabilities (GLSA 200506-24)
Severity: high
Exploitable: remote
Date: June 29, 2005
Bug(s): #96727
ID: 200506-24

Synopsis

Multiple buffer overflow vulnerabilities in Heimdal's telnetd server could allow the execution of arbitrary code.

Background

Heimdal is a free implementation of Kerberos 5 that includes a telnetd server.

Affected Packages

Package: app-crypt/heimdal
Vulnerable: < 0.6.5
Unaffected: >= 0.6.5
Architectures: All supported architectures


Description

It has been reported that the "getterminaltype" function of Heimdal's telnetd server is vulnerable to buffer overflows.

Impact

An attacker could exploit this vulnerability to execute arbitrary code with the permission of the telnetd server program.

Workaround

There is no known workaround at this time.

Resolution

All users should upgrade to the latest available version:
Code:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-crypt/heimdal-0.6.5"


References

CAN-2005-2040
Heimdal Advisory 2005-06-20


Last edited by GLSA on Sun May 07, 2006 4:57 pm; edited 1 time in total
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