CVE-2019-18888

unknown
Published 2019-12-02 · Modified 2024-02-20
CVSS v3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS v2
VIR risk

Description

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).

Predictions

Exploit likelihood
30%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2019-18888

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed4.3.8+dfsg-1
debian debianbullseyefixed4.3.8+dfsg-1
debian debianforkyfixed4.3.8+dfsg-1
debian debiansidfixed4.3.8+dfsg-1
debian debiantrixiefixed4.3.8+dfsg-1

Package impact

EcosystemPackageVulnerableFixed
php Packagistsymfony/http-foundation>=2.0.0,<2.8.522.8.52
php Packagistsymfony/http-foundation>=3.0.0,<3.4.353.4.35
php Packagistsymfony/http-foundation>=4.0.0,<4.2.124.2.12
php Packagistsymfony/http-foundation>=4.3.0,<4.3.84.3.8
php Packagistsymfony/mime>=4.3.0,<4.3.84.3.8
php Packagistsymfony/symfony>=2.0.0,<2.8.522.8.52
php Packagistsymfony/symfony>=3.0.0,<3.4.353.4.35
php Packagistsymfony/symfony>=4.0.0,<4.2.124.2.12
php Packagistsymfony/symfony>=4.3.0,<4.3.84.3.8

References

Verify integrity in audit chain (admin only). AS-IS.