Skip to content
Fencer Intel
medium 6.1

CVE-2018-11408 json

Symfony Open Redirect

published 8y ago modified 4mo ago also GHSA-7hwc-2cq4-6x2w , EUVD-2022-3015

cvss
6.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 66%
public exploits
0
none known

Summary

The security handlers in the Security component in Symfony in 2.7.x before 2.7.48, 2.8.x before 2.8.41, 3.3.x before 3.3.17, 3.4.x before 3.4.11, and 4.0.x before 4.0.11 have an Open redirect vulnerability when security.http_utils is inlined by a container. NOTE: this issue exists because of an incomplete fix for CVE-2017-16652.

Patch / fix

  • packagist symfony/symfony 2.7.48, 2.8.41, 3.3.17, 3.4.11, 4.0.11
  • packagist symfony/security-bundle 2.7.48, 2.8.41, 3.3.17, 3.4.11, 4.0.11
  • sensiolabs symfony 2.7.48, 2.8.41, 3.3.17, 3.4.11, 4.0.11
  • symfony Debian 14, Debian 13, Debian 12 3.4.12+dfsg-1

debian advisories DEBIAN-CVE-2018-11408

Is CVE-2018-11408 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-11408 updated

php-symfony: Multiple flaws

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.12% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:P/A:N
GitHub 3.0 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist symfony/symfony
>=2.7.0, <2.7.48
>=2.8.0, <2.8.41
>=3.3.0, <3.3.17
>=3.4.0, <3.4.11
>=4.0.0, <4.0.11
2.7.48
2.8.41
3.3.17
3.4.11
4.0.11
packagist symfony/security-bundle
>=2.7.0, <2.7.48
>=2.8.0, <2.8.41
>=3.3.0, <3.3.17
>=3.4.0, <3.4.11
>=4.0.0, <4.0.11
2.7.48
2.8.41
3.3.17
3.4.11
4.0.11

Classification

Weakness
  • CWE-601 URL Redirection to Untrusted Site

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.