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>> freeSSHd "SSH2_MSG_NEWKEYS" Packet Denial of Service Issue
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A vulnerability has been identified in freeSSHd, which could be exploited by remote attackers to cause a denial of service. This issue is caused by a NULL pointer dereference error when handling specially crafted SSH2_MSG_NEWKEYS packets, which could be exploited by remote attackers to crash a vulnerable server, creating a denial of service condition.
Affected Products
freeSSHd version 1.2.0 and prior
Solution
VUPEN Security is not aware of any vendor-supplied patch.
References
http://www.vupen.com/english/advisories/2008/0591
http://aluigi.altervista.org/adv/freesshdnull-adv.txt
Credits
Vulnerability reported by Luigi Auriemma.
ChangeLog
2008-02-19 : Initial release
Vulnerability Management
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