CVE-2018-14774 — Improper Input Validation in Symfony

CWE-20 — Improper Input Validation6 documents5 sources
Severity
7.2HIGHNVD
EPSS
0.2%
top 63.92%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
SymfonySensiolabs Symfony
Timeline
PublishedAug 3
Latest updateMay 14

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.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:NExploitability: 3.9 | Impact: 2.7

Affected Packages3 packages

▶Packagistsymfony/symfony2.7.0 — 2.7.49+5
▶Debiansymfony/symfony< 3.4.14+dfsg-1+3
▶NVDsensiolabs/symfony2.7.0 — 2.7.48+5

Patches

Patch: github.com ↗Patch: symfony.com ↗Patch: github.com ↗

🔴Vulnerability Details

4
GHSA
Symfony Host Header Injection↗2022-05-14
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OSV
Symfony Host Header Injection↗2022-05-14
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CVEList
CVE-2018-14774: An issue was discovered in HttpKernel in Symfony 2↗2018-08-03
▶
OSV
CVE-2018-14774: An issue was discovered in HttpKernel in Symfony 2↗2018-08-03
▶

📋Vendor Advisories

1
Debian
CVE-2018-14774: symfony - An issue was discovered in HttpKernel in Symfony 2.7.0 through 2.7.48, 2.8.0 thr...↗2018
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CVE-2018-14774 — Improper Input Validation in Symfony | cvebase