CVE-2011-2216

reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.4.2 does not initialize certain strings, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed Contact header.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5 UNKNOWN
NETWORK
LOW
AV:N/AC:L/Au:N/C:N/I:N/A:P
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 87%
VendorProductVersion
digiumasterisk
1.8.0
digiumasterisk
1.8.0:beta1
digiumasterisk
1.8.0:beta2
digiumasterisk
1.8.0:beta3
digiumasterisk
1.8.0:beta4
digiumasterisk
1.8.0:beta5
digiumasterisk
1.8.0:rc2
digiumasterisk
1.8.0:rc3
digiumasterisk
1.8.0:rc4
digiumasterisk
1.8.0:rc5
digiumasterisk
1.8.1
digiumasterisk
1.8.1:rc1
digiumasterisk
1.8.1.1
digiumasterisk
1.8.1.2
digiumasterisk
1.8.2
digiumasterisk
1.8.2.1
digiumasterisk
1.8.2.2
digiumasterisk
1.8.2.3
digiumasterisk
1.8.2.4
digiumasterisk
1.8.3
digiumasterisk
1.8.3:rc1
digiumasterisk
1.8.3:rc2
digiumasterisk
1.8.3:rc3
digiumasterisk
1.8.3.1
digiumasterisk
1.8.3.2
digiumasterisk
1.8.3.3
digiumasterisk
1.8.4
digiumasterisk
1.8.4:rc1
digiumasterisk
1.8.4:rc2
digiumasterisk
1.8.4:rc3
digiumasterisk
1.8.4.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
asterisk
bullseye
1:16.28.0~dfsg-0+deb11u4
fixed
lenny
not-affected
squeeze
not-affected
bullseye (security)
1:16.28.0~dfsg-0+deb11u5
fixed
sid
1:22.0.0~dfsg+~cs6.14.60671435-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
asterisk
quantal
not-affected
precise
not-affected
oneiric
not-affected
natty
not-affected
maverick
not-affected
lucid
not-affected
hardy
ignored