CVE-2016-4073
Published: 25 April 2016
Multiple integer overflows in the mbfl_strcut function in ext/mbstring/libmbfl/mbfl/mbfilter.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted mb_strcut call.
Priority
Status
Package | Release | Status |
---|---|---|
php5 Launchpad, Ubuntu, Debian |
precise |
Released
(5.3.10-1ubuntu3.22)
|
trusty |
Released
(5.5.9+dfsg-1ubuntu4.16)
|
|
upstream |
Released
(5.6.20+dfsg-1)
|
|
wily |
Released
(5.6.11+dfsg-1ubuntu3.2)
|
|
xenial |
Does not exist
|
|
Patches: upstream: https://git.php.net/?p=php-src.git;a=commit;h=64f42c73efc58e88671ad76b6b6bc8e2b62713e1 |
||
php7.0 Launchpad, Ubuntu, Debian |
precise |
Does not exist
|
trusty |
Does not exist
|
|
upstream |
Released
(7.0.5-1)
|
|
wily |
Does not exist
|
|
xenial |
Released
(7.0.4-7ubuntu2.1)
|
|
Patches: upstream: https://git.php.net/?p=php-src.git;a=commit;h=64f42c73efc58e88671ad76b6b6bc8e2b62713e1 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.8 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |