Debian hztty Multiple Buffer Overflow Vulnerabilities

BID:8656

Info

Debian hztty Multiple Buffer Overflow Vulnerabilities

Bugtraq ID: 8656
Class: Boundary Condition Error
CVE: CVE-2003-0783
Remote: No
Local: Yes
Published: Sep 19 2003 12:00AM
Updated: Sep 05 2006 10:13PM
Credit: The disclosure of these issue have been credited to Jens Steube.
Vulnerable: Debian hztty 2.0 -5.2
+ Debian Linux 3.0 sparc
 + Debian Linux 3.0 s/390
 + Debian Linux 3.0 ppc
 + Debian Linux 3.0 mipsel
 + Debian Linux 3.0 mips
 + Debian Linux 3.0 m68k
 + Debian Linux 3.0 ia-64
 + Debian Linux 3.0 ia-32
 + Debian Linux 3.0 hppa
 + Debian Linux 3.0 arm
 + Debian Linux 3.0 alpha
 + Debian Linux 3.0
Not Vulnerable:

Discussion

Debian hztty Multiple Buffer Overflow Vulnerabilities

Multiple buffer-overflow vulnerabilities occur in Debian's hztty program. These issues may allow an attacker to gain unauthorized access to a vulnerable host. The issues occur because the utility fails to do sufficient boundary checking.

Successful exploitation of these issue may allow an attacker to execute arbitrary code in the context of the user who is running the vulnerable software.

Version 2.0-5.2 of hztty has been reported vulnerable; other versions may be affected as well.

Exploit / POC

Debian hztty Multiple Buffer Overflow Vulnerabilities

The following exploit has been released:

Solution / Fix

Debian hztty Multiple Buffer Overflow Vulnerabilities

Solution:
Debian has released an advisory (DSA 385-1) and fixes to address this issue. Please see the referenced advisory for details.


Debian hztty 2.0 -5.2

References

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