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DHCP "supersede_lease()" DHCPOFFER Denial of Service
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Secunia Advisory:
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SA21345
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Release Date:
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2006-08-04
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Popularity:
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8,352 views
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Critical:
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Less critical
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Impact:
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DoS
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Where:
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From local network
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Solution Status:
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Unpatched
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| Software: | ISC DHCP 2
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Secunia CVSS-2 Score:
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| Advisory Content (Page 1 of 3) | [ 1 ] [ 2 ] [ 3 ] | |
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Description:
A vulnerability has been reported in ISC DHCP, which can be exploited by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to an error in the processing of DHCPOFFER packets in the "supersede_lease()" function in memory.c. This can be exploited to crash a vulnerable service by sending a packet with a 32 byte client-identifier option.
The vulnerability has been reported in version 2.0pl5. Other versions may also be affected.
Change Page:
[ 1 ] [ 2 ] [ 3 ]
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