CVE-2017-16652

NameCVE-2017-16652
DescriptionAn issue was discovered in Symfony 2.7.x before 2.7.38, 2.8.x before 2.8.31, 3.2.x before 3.2.14, and 3.3.x before 3.3.13. DefaultAuthenticationSuccessHandler or DefaultAuthenticationFailureHandler takes the content of the _target_path parameter and generates a redirect response, but no check is performed on the path, which could be an absolute URL to an external domain. This Open redirect vulnerability can be exploited for example to mount effective phishing attacks.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-4262-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
symfony (PTS)jessie (security), jessie2.3.21+dfsg-4+deb8u3vulnerable
stretch (security), stretch2.8.7+dfsg-1.3+deb9u1fixed
buster, sid3.4.17+dfsg-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
symfonysource(unstable)3.4.0+dfsg-1medium
symfonysourcestretch2.8.7+dfsg-1.3+deb9u1mediumDSA-4262-1

Notes

https://symfony.com/blog/cve-2017-16652-open-redirect-vulnerability-on-security-handlers
https://github.com/symfony/symfony/pull/24995
See CVE-2018-11408 to address original incomplete fix for CVE-2017-16652

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