CVE-2019-11045

NameCVE-2019-11045
DescriptionIn PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7.4.0, PHP DirectoryIterator class accepts filenames with embedded \0 byte and treats them as terminating at that byte. This could lead to security vulnerabilities, e.g. in applications checking paths that the code is allowed to access.
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)
ReferencesDLA-2050-1, DSA-4626-1, DSA-4628-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
php5 (PTS)jessie5.6.33+dfsg-0+deb8u1vulnerable
jessie (security)5.6.40+dfsg-0+deb8u8fixed
php7.0 (PTS)stretch7.0.33-0+deb9u6vulnerable
stretch (security)7.0.33-0+deb9u7fixed
php7.3 (PTS)buster7.3.11-1~deb10u1vulnerable
buster (security)7.3.14-1~deb10u1fixed
bullseye, sid7.3.12-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
php5source(unstable)(unfixed)
php5sourcejessie5.6.40+dfsg-0+deb8u8DLA-2050-1
php7.0source(unstable)(unfixed)
php7.0sourcestretch7.0.33-0+deb9u7DSA-4628-1
php7.3source(unstable)(unfixed)
php7.3sourcebuster7.3.14-1~deb10u1DSA-4626-1

Notes

Fixed in PHP 7.4.1, 7.3.13
PHP Bug: http://bugs.php.net/78863
http://git.php.net/?p=php-src.git;a=patch;h=d74907b8575e6edb83b728c2a94df434c23e1f79

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