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2828. [security] Cached CNAME or DNAME RR could be returned to clients

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without DNSSEC validation. [RT #20737]

9.4-ESV, 9.5.3, 9.6.2, 9.7.0, 9.8.0(?)
This commit is contained in:
Tatuya JINMEI 神明達哉
2009-12-30 08:02:23 +00:00
parent 0f348b269b
commit d8680445d6
15 changed files with 283 additions and 70 deletions
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37
bin/tests/system/dnssec/tests.sh
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@@ -15,7 +15,7 @@
# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
# PERFORMANCE OF THIS SOFTWARE.
# $Id: tests.sh,v 1.55 2009/10/27 23:47:44 tbox Exp $
# $Id: tests.sh,v 1.56 2009/12/30 08:02:22 jinmei Exp $
SYSTEMTESTTOP=..
. $SYSTEMTESTTOP/conf.sh
@@ -522,6 +522,41 @@ n=`expr $n + 1`
if [ $ret != 0 ]; then echo "I:failed"; fi
status=`expr $status + $ret`
echo "I:Checking that a bad CNAME signature is caught after a +CD query ($n)"
ret=0
#prime
$DIG $DIGOPTS +cd bad-cname.example. @10.53.0.4 > dig.out.ns4.prime$n || ret=1
#check: requery with +CD. pending data should be returned even if it's bogus
expect="a.example.
10.0.0.1"
ans=`$DIG $DIGOPTS +cd +nodnssec +short bad-cname.example. @10.53.0.4` || ret=1
test "$ans" = "$expect" || ret=1
test $ret = 0 || echo I:failed, got "'""$ans""'", expected "'""$expect""'"
#check: requery without +CD. bogus cached data should be rejected.
$DIG $DIGOPTS +nodnssec bad-cname.example. @10.53.0.4 > dig.out.ns4.test$n || ret=1
grep "SERVFAIL" dig.out.ns4.test$n > /dev/null || ret=1
n=`expr $n + 1`
if [ $ret != 0 ]; then echo "I:failed"; fi
status=`expr $status + $ret`
echo "I:Checking that a bad DNAME signature is caught after a +CD query ($n)"
ret=0
#prime
$DIG $DIGOPTS +cd a.bad-dname.example. @10.53.0.4 > dig.out.ns4.prime$n || ret=1
#check: requery with +CD. pending data should be returned even if it's bogus
expect="example.
a.example.
10.0.0.1"
ans=`$DIG $DIGOPTS +cd +nodnssec +short a.bad-dname.example. @10.53.0.4` || ret=1
test "$ans" = "$expect" || ret=1
test $ret = 0 || echo I:failed, got "'""$ans""'", expected "'""$expect""'"
#check: requery without +CD. bogus cached data should be rejected.
$DIG $DIGOPTS +nodnssec a.bad-dname.example. @10.53.0.4 > dig.out.ns4.test$n || ret=1
grep "SERVFAIL" dig.out.ns4.test$n > /dev/null || ret=1
n=`expr $n + 1`
if [ $ret != 0 ]; then echo "I:failed"; fi
status=`expr $status + $ret`
# Check the insecure.secure.example domain (insecurity proof)
echo "I:checking 2-server insecurity proof ($n)"