CVE-2016-4477
Published: 9 May 2016
wpa_supplicant 0.4.0 through 2.5 does not reject \n and \r characters in passphrase parameters, which allows local users to trigger arbitrary library loading and consequently gain privileges, or cause a denial of service (daemon outage), via a crafted (1) SET, (2) SET_CRED, or (3) SET_NETWORK command.
Priority
Status
Package | Release | Status |
---|---|---|
wpasupplicant Launchpad, Ubuntu, Debian |
precise |
Ignored
(end of life)
|
artful |
Does not exist
|
|
bionic |
Does not exist
|
|
cosmic |
Does not exist
|
|
disco |
Does not exist
|
|
eoan |
Does not exist
|
|
focal |
Does not exist
|
|
groovy |
Does not exist
|
|
hirsute |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
vivid |
Does not exist
|
|
wily |
Does not exist
|
|
xenial |
Does not exist
|
|
yakkety |
Does not exist
|
|
zesty |
Does not exist
|
|
hostapd Launchpad, Ubuntu, Debian |
artful |
Does not exist
|
bionic |
Does not exist
|
|
cosmic |
Does not exist
|
|
disco |
Does not exist
|
|
eoan |
Does not exist
|
|
focal |
Does not exist
|
|
groovy |
Does not exist
|
|
hirsute |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
vivid |
Does not exist
|
|
wily |
Does not exist
|
|
xenial |
Does not exist
|
|
yakkety |
Does not exist
|
|
zesty |
Does not exist
|
|
precise |
Ignored
(end of life)
|
|
wpa Launchpad, Ubuntu, Debian |
artful |
Released
(2.4-0ubuntu10)
|
bionic |
Released
(2.4-0ubuntu10)
|
|
cosmic |
Released
(2.4-0ubuntu10)
|
|
disco |
Released
(2.4-0ubuntu10)
|
|
eoan |
Released
(2.4-0ubuntu10)
|
|
focal |
Released
(2.4-0ubuntu10)
|
|
groovy |
Released
(2.4-0ubuntu10)
|
|
hirsute |
Released
(2.4-0ubuntu10)
|
|
precise |
Does not exist
|
|
trusty |
Released
(2.1-0ubuntu1.5)
|
|
upstream |
Needs triage
|
|
wily |
Ignored
(end of life)
|
|
xenial |
Released
(2.4-0ubuntu6.2)
|
|
yakkety |
Ignored
(end of life)
|
|
zesty |
Released
(2.4-0ubuntu9.1)
|
|
Patches: upstream: http://w1.fi/security/2016-1/0001-WPS-Reject-a-Credential-with-invalid-passphrase.patch upstream: http://w1.fi/security/2016-1/0002-Reject-psk-parameter-set-with-invalid-passphrase-cha.patch upstream: http://w1.fi/security/2016-1/0003-Remove-newlines-from-wpa_supplicant-config-network-o.patch upstream: http://w1.fi/security/2016-1/0004-Reject-SET_CRED-commands-with-newline-characters-in-.patch upstream: http://w1.fi/security/2016-1/0005-Reject-SET-commands-with-newline-characters-in-the-s.patch |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.8 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |