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, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2458-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
drupal7 (PTS)jessie, jessie (lts)7.32-1+deb8u19vulnerable
stretch (security), stretch (lts), stretch7.52-2+deb9u18fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
drupal7sourcejessie(unfixed)end-of-life
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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