CVE-2015-2941

CVE-2015-2941 affects MediaWiki prior to 1.19.24, 1.2x prior to 1.23.9, and 1.24.x prior to 1.24.2 when HHVM is used. The vulnerability arises from improper handling of a wddx_serialize_value call in api.php for invalid parameters in a wddx format request, which can lead to cross-site scripting v...

CVE-2015-2937

MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM or Zend PHP, allows remote attackers to cause a denial of service "quadratic blowup" and memory consumption via an XML file containing an entity declaration with long replacement text and many references to th...

CVE-2015-2941

Cross-site scripting XSS vulnerability in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to inject arbitrary web script or HTML via an invalid parameter in a wddx format request to api.php, which is not properly handled in an error...

CVE-2014-9714

HHVM’s WddxPacket::recursiveAddVar enables cross-site scripting (XSS) via the wddx_serialize_value path when processing crafted strings, affected in HHVM prior to 3.5.0. The vulnerability is remote-executed and linked to a failure to filter input in WddxPacket::recursiveAddVar. Affected component...

CVE-2015-2941

Cross-site scripting XSS vulnerability in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to inject arbitrary web script or HTML via an invalid parameter in a wddx format request to api.php, which is not properly handled in an error...

CVE-2015-2937

MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM or Zend PHP, allows remote attackers to cause a denial of service "quadratic blowup" and memory consumption via an XML file containing an entity declaration with long replacement text and many references to th...

CVE-2015-2942

MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to cause a denial of service CPU and memory consumption via a large number of nested entity references in an 1 SVG file or 2 XMP metadata in a PDF file, aka a "billion laughs attack," ...

mediawiki: multiple issues

CVE-2015-2931 cross-side scripting It was discovered that MIME types were not properly restricted, allowing a way to circumvent the SVG MIME blacklist for embedded resources. This allowed an attacker to embed JavaScript in a SVG file. - CVE-2015-2932 cross-side scripting The SVG filter to prevent...

CVE-2014-6229

The HashContext class in hphp/runtime/ext/exthash.cpp in Facebook HipHop Virtual Machine HHVM before 3.3.0 incorrectly expects that a certain key string uses '\0' for termination, which allows remote attackers to obtain sensitive information by leveraging read access beyond the end of the string,...

CVE-2014-6228

Integer overflow in the stringchunksplit function in hphp/runtime/base/zend-string.cpp in Facebook HipHop Virtual Machine HHVM before 3.3.0 allows remote attackers to cause a denial of service application crash or possibly have unspecified other impact via crafted arguments to the chunksplit...

CVE-2014-5386

The mcryptcreateiv function in hphp/runtime/ext/mcrypt/extmcrypt.cpp in Facebook HipHop Virtual Machine HHVM before 3.3.0 does not seed the random number generator, which makes it easier for remote attackers to defeat cryptographic protection mechanisms by leveraging the use of a single...

CVE-2014-2209

Facebook HipHop Virtual Machine HHVM before 3.1.0 does not drop supplemental group memberships within hphp/util/capability.cpp and hphp/util/light-process.cpp, which allows remote attackers to bypass intended access restrictions by leveraging group permissions for a file or directory...

Code injection

The mcryptcreateiv function in hphp/runtime/ext/mcrypt/extmcrypt.cpp in Facebook HipHop Virtual Machine HHVM before 3.3.0 does not seed the random number generator, which makes it easier for remote attackers to defeat cryptographic protection mechanisms by leveraging the use of a single...

Hardcoded credentials

The HashContext class in hphp/runtime/ext/exthash.cpp in Facebook HipHop Virtual Machine HHVM before 3.3.0 incorrectly expects that a certain key string uses '\0' for termination, which allows remote attackers to obtain sensitive information by leveraging read access beyond the end of the string,...

Integer overflow

Integer overflow in the stringchunksplit function in hphp/runtime/base/zend-string.cpp in Facebook HipHop Virtual Machine HHVM before 3.3.0 allows remote attackers to cause a denial of service application crash or possibly have unspecified other impact via crafted arguments to the chunksplit...

CVE-2014-6229

CVE-2014-6229 affects Facebook HHVM prior to 3.3.0. The HashContext class in hphp/runtime/ext/ext_hash.cpp improperly assumes a key string terminator as '\0', enabling read access beyond end of string and potentially truncation of an internal '\0' character. Impact is information disclosure and w...

CVE-2014-5386

The mcryptcreateiv function in hphp/runtime/ext/mcrypt/extmcrypt.cpp in Facebook HipHop Virtual Machine HHVM before 3.3.0 does not seed the random number generator, which makes it easier for remote attackers to defeat cryptographic protection mechanisms by leveraging the use of a single...

CVE-2014-6228

Integer overflow in the stringchunksplit function in hphp/runtime/base/zend-string.cpp in Facebook HipHop Virtual Machine HHVM before 3.3.0 allows remote attackers to cause a denial of service application crash or possibly have unspecified other impact via crafted arguments to the chunksplit...

CVE-2014-2208

CRLF injection vulnerability in the LightProcess protocol implementation in hphp/util/light-process.cpp in Facebook HipHop Virtual Machine HHVM before 2.4.2 allows remote attackers to execute arbitrary commands by entering a \n newline character before the end of a string...

CVE-2014-6228

HHVM before 3.3.0 is affected by an integer overflow in the string_chunk_split function (zend-string.cpp) that can be triggered by crafted chunk_split arguments, allowing remote denial of service (application crash) or potentially other impact. The CVE is supported by the NVD entry; no remediatio...