CVE-2019-18888
Published: 21 November 2019
An issue was discovered in Symfony 2.8.0 through 2.8.50, 3.4.0 through 3.4.34, 4.2.0 through 4.2.11, and 4.3.0 through 4.3.7. If an application passes unvalidated user input as the file for which MIME type validation should occur, then arbitrary arguments are passed to the underlying file command. This is related to symfony/http-foundation (and symfony/mime in 4.3.x).
Priority
Status
Package | Release | Status |
---|---|---|
symfony Launchpad, Ubuntu, Debian |
bionic |
Needed
|
disco |
Ignored
(end of life)
|
|
eoan |
Ignored
(end of life)
|
|
focal |
Not vulnerable
(4.3.8+dfsg-1ubuntu1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(4.3.8+dfsg-1)
|
|
impish |
Not vulnerable
(4.3.8+dfsg-1ubuntu1)
|
|
groovy |
Not vulnerable
(4.3.8+dfsg-1ubuntu1)
|
|
hirsute |
Not vulnerable
(4.3.8+dfsg-1ubuntu1)
|
|
xenial |
Needed
|
|
kinetic |
Not vulnerable
(4.3.8+dfsg-1ubuntu1)
|
|
lunar |
Not vulnerable
(4.3.8+dfsg-1ubuntu1)
|
|
jammy |
Not vulnerable
(4.3.8+dfsg-1ubuntu1)
|
|
mantic |
Not vulnerable
(4.3.8+dfsg-1ubuntu1)
|
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 | High |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18888
- https://symfony.com/blog/cve-2019-18888-prevent-argument-injection-in-a-mimetypeguesser
- https://github.com/symfony/symfony/commit/691486e43ce0e4893cd703e221bafc10a871f365
- https://github.com/symfony/symfony/commit/77ddabf2e785ea85860d2720cc86f7c5d8967ed5
- NVD
- Launchpad
- Debian