BIND 10 #2786: DHCPv4: domain-name option must be encoded as text and NOT as FQDN
BIND 10 Development
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Wed Feb 20 19:21:38 UTC 2013
#2786: DHCPv4: domain-name option must be encoded as text and NOT as FQDN
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Reporter: | Owner:
marcin | Status: new
Type: | Milestone: DHCP
defect | Outstanding Tasks
Priority: high | Keywords:
Component: dhcp4 | Sensitive: 0
CVSS Scoring: | Sub-Project: DHCP
Defect Severity: | Estimated Difficulty: 0
Medium | Total Hours: 0
Feature Depending on Ticket: |
Add Hours to Ticket: 0 |
Internal?: 0 |
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The DHCP standard options are created using option definitions defined in
the std_option_defs.h. The definition for '''domain-name''' V4 option is
invalid as it specifies that the option carries the FQDN value while it
actually carries a string value (RFC2132, section 3.17).
As a result, the server will encode the domain name as FQDN using
technique described in section 3.1 of RFC 1035. The client will assume
that the domain name value was sent as a pure string and will decode it
that way. This will lead to the invalid domain name value on the client's
side.
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Ticket URL: <http://bind10.isc.org/ticket/2786>
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