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Dropbear SSH Server DSS Verification Vulnerability
Secunia Advisory: SA12153
Release Date: 2004-07-26
Popularity: 7,641 views

Critical:
Highly critical
Impact: System access
Where: From remote
Solution Status: Vendor Patch

Software:Dropbear SSH Server and Client 0.x

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Description:
Arne Bernin has reported a vulnerability in Dropbear SSH Server, potentially allowing malicious people to compromise a vulnerable system.

The vulnerability is caused due freeing of uninitialised variables in the DSS verification code.

Successful exploitation may allow execution of arbitrary code.

This affects version 0.42 and earlier.

Solution:
Update to version 0.43.
http://matt.ucc.asn.au/dropbear/

Provided and/or discovered by:
Arne Bernin

Original Advisory:
http://matt.ucc.asn.au/dropbear/dropbear.html


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