CVE-2020-13671

NameCVE-2020-13671
DescriptionDrupal core does not properly sanitize certain filenames on uploaded files, which can lead to files being interpreted as the incorrect extension and served as the wrong MIME type or executed as PHP for certain hosting configurations. This issue affects: Drupal Drupal Core 9.0 versions prior to 9.0.8, 8.9 versions prior to 8.9.9, 8.8 versions prior to 8.8.11, and 7 versions prior to 7.74.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2458-1

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
drupal7sourcestretch7.52-2+deb9u12DLA-2458-1
drupal7source(unstable)(unfixed)

Notes

https://www.drupal.org/sa-core-2020-012
https://github.com/drupal/drupal/commit/0263ea89cfff630262b8c0bc6d9c629c42aa7a84

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