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Kerberos Multiple Vulnerabilities

Secunia Advisory:

SA26676

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Release Date:

2007-09-05

Last Update:

2007-09-13

Popularity:

10,302 views

Critical:

Highly critical

Impact:

DoS
System access

Where:

From remote

Solution Status:

Vendor Workaround

Software:

Kerberos 5.x

Binary Analysis:

BA230 :: Available for 1 Credit

BA231 :: Available for 1 Credit

Secunia CVSS-2 Score:

Available in Secunia business solutions

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Advisory Content (Page 2 of 3)

[ 1 ] [ 2 ] [ 3 ]

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Solution:
Update to Kerberos 1.5.5 or 1.6.3 as soon as available or apply patches.
http://web.mit.edu/kerberos/advisories/2007-006-patch.txt

NOTE: The initial patch was incorrect, allowing a 32-byte overflow. Apply the corrected patch from the same link.

Provided and/or discovered by:
1) Tenable Network Security, reported via the Zero Day Initiative.
2) Garrett Wollman, MIT CSAIL.

Changelog:
2007-09-06: Updated "Solution" section.
2007-09-07: Added CVE reference.
2007-09-13: Added link to ZDI advisory, updated "Credits" section.

Original Advisory:
MIT Kerberos:
http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2007-006.txt

ZDI:
http://www.zerodayinitiative.com/advisories/ZDI-07-052.html

Other References:
US-CERT VU#883632:
http://www.kb.cert.org/vuls/id/883632

US-CERT VU#377544:
http://www.kb.cert.org/vuls/id/377544

Change Page:
[ 1 ] [ 2 ] [ 3 ]

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