CVE-2018-19396
Published: 20 November 2018
ext/standard/var_unserializer.c in PHP 5.x through 7.1.24 allows attackers to cause a denial of service (application crash) via an unserialize call for the com, dotnet, or variant class.
Notes
Author | Note |
---|---|
mdeslaur | this is a vulnerability in a windows-specific extension |
Priority
Status
Package | Release | Status |
---|---|---|
php5 Launchpad, Ubuntu, Debian |
upstream |
Needs triage
|
trusty |
Not vulnerable
(windows-only)
|
|
xenial |
Does not exist
|
|
bionic |
Does not exist
|
|
cosmic |
Does not exist
|
|
php7.0 Launchpad, Ubuntu, Debian |
upstream |
Needs triage
|
trusty |
Does not exist
|
|
xenial |
Not vulnerable
(windows-only)
|
|
bionic |
Does not exist
|
|
cosmic |
Does not exist
|
|
php7.2 Launchpad, Ubuntu, Debian |
upstream |
Needs triage
|
trusty |
Does not exist
|
|
xenial |
Does not exist
|
|
bionic |
Not vulnerable
(windows-only)
|
|
cosmic |
Not vulnerable
(windows-only)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |