CVE-2016-6252
Published: 17 February 2017
Integer overflow in shadow 4.2.1 allows local users to gain privileges via crafted input to newuidmap.
Notes
Author | Note |
---|---|
leosilva | shadow version for precise-esm and vivid/ubuntu-core doesn't use newuidmap binaries neither does any privileged access that makes this fix necessary. |
Priority
Status
Package | Release | Status |
---|---|---|
shadow Launchpad, Ubuntu, Debian |
precise |
Ignored
(end of life)
|
trusty |
Released
(1:4.1.5.1-1ubuntu9.4)
|
|
upstream |
Needs triage
|
|
wily |
Ignored
(end of life)
|
|
xenial |
Released
(1:4.2-3.1ubuntu5.2)
|
|
yakkety |
Released
(1:4.2-3.2ubuntu1.16.10.1)
|
|
zesty |
Released
(1:4.2-3.2ubuntu1.17.04.1)
|
|
Patches: vendor: https://bugzilla.suse.com/attachment.cgi?id=684679&action=diff upstream: https://github.com/shadow-maint/shadow/commit/1d5a926cc2d6078d23a96222b1ef3e558724dad1 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.8 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |