CVE-2018-14774

unknown
Published 2022-05-14 · Modified 2024-02-16
CVSS v3
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
CVSS v2
VIR risk

Description

An issue was discovered in HttpKernel in Symfony 2.7.0 through 2.7.48, 2.8.0 through 2.8.43, 3.3.0 through 3.3.17, 3.4.0 through 3.4.13, 4.0.0 through 4.0.13, and 4.1.0 through 4.1.2. When using HttpCache, the values of the X-Forwarded-Host headers are implicitly set as trusted while this should be forbidden, leading to potential host header injection.

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-2018-14774

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed3.4.14+dfsg-1
debian debianbullseyefixed3.4.14+dfsg-1
debian debianforkyfixed3.4.14+dfsg-1
debian debiansidfixed3.4.14+dfsg-1
debian debiantrixiefixed3.4.14+dfsg-1

Package impact

EcosystemPackageVulnerableFixed
php Packagistsymfony/symfony>=2.7.0,<2.7.492.7.49
php Packagistsymfony/symfony>=2.8.0,<2.8.442.8.44
php Packagistsymfony/symfony>=3.3.0,<3.3.183.3.18
php Packagistsymfony/symfony>=3.4.0,<3.4.143.4.14
php Packagistsymfony/symfony>=4.0.0,<4.0.144.0.14
php Packagistsymfony/symfony>=4.1.0,<4.1.34.1.3

References

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