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CVSS: 9.1EPSS: 55%CPEs: 34EXPL: 0

13 Jul 2017 — In Apache httpd before 2.2.34 and 2.4.x before 2.4.27, the value placeholder in [Proxy-]Authorization headers of type 'Digest' was not initialized or reset before or between successive key=value assignments by mod_auth_digest. Providing an initial key with no '=' assignment could reflect the stale value of uninitialized pool memory used by the prior request, leading to leakage of potentially confidential information, and a segfault in other cases resulting in denial of service. En Apache httpd, en versiones... • http://www.debian.org/security/2017/dsa-3913 • CWE-20: Improper Input Validation CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-456: Missing Initialization of a Variable •

CVSS: 4.3EPSS: 1%CPEs: 4EXPL: 0

16 Dec 2016 — Apache HTTP Server mod_cluster before version httpd 2.4.23 is vulnerable to an Improper Input Validation in the protocol parsing logic in the load balancer resulting in a Segmentation Fault in the serving httpd process. Apache HTTP Server mod_cluster, en versiones anteriores a httpd 2.4.23, es vulnerable a una validación de entradas incorrecta en la lógica de análisis de protocolo en el balanceador de carga, lo que resulta en un fallo de segmentación en el proceso httpd en servicio. An error was found in pr... • http://rhn.redhat.com/errata/RHSA-2016-2957.html • CWE-20: Improper Input Validation •

CVSS: 7.5EPSS: 15%CPEs: 8EXPL: 0

08 Mar 2015 — The lua_websocket_read function in lua_request.c in the mod_lua module in the Apache HTTP Server through 2.4.12 allows remote attackers to cause a denial of service (child-process crash) by sending a crafted WebSocket Ping frame after a Lua script has called the wsupgrade function. La función lua_websocket_read en lua_request.c en el módulo mod_lua en Apache HTTP Server hasta 2.4.12 permite a atacantes remotos causar una denegación de servicio (caída del proceso hijo) mediante el envío de un Frame WebSocket... • http://advisories.mageia.org/MGASA-2015-0099.html • CWE-20: Improper Input Validation •

CVSS: 9.8EPSS: 1%CPEs: 46EXPL: 3

26 Sep 2013 — SQL injection vulnerability in mod_accounting.c in the mod_accounting module 0.5 and earlier for Apache allows remote attackers to execute arbitrary SQL commands via a Host header. Vulnerabilidad de inyección SQL en mod_accounting.c del módulo mod_accounting para Apache en la versión 0.5 y anteriores permite a atacantes remotos ejecutar comandos SQL arbitrarios a través de la cabecera Host. mod_accounting version 0.5 suffers from a remote blind SQL injection vulnerability. • https://packetstorm.news/files/id/123408 • CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') •

CVSS: 9.8EPSS: 36%CPEs: 27EXPL: 0

10 Jun 2013 — mod_rewrite.c in the mod_rewrite module in the Apache HTTP Server 2.2.x before 2.2.25 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to execute arbitrary commands via an HTTP request containing an escape sequence for a terminal emulator. mod_rewrite.c en el modulo mod_rewrite en Apache HTTP Server v2.2.x anterior a v2.2.25 escribe datos en un archivo de log sin eliminar caracteres no imprimibles, lo que podría permitir a un atacante remotos ejecutar... • http://lists.opensuse.org/opensuse-updates/2013-08/msg00026.html •

CVSS: 5.3EPSS: 80%CPEs: 16EXPL: 1

28 Jan 2012 — protocol.c in the Apache HTTP Server 2.2.x through 2.2.21 does not properly restrict header information during construction of Bad Request (aka 400) error documents, which allows remote attackers to obtain the values of HTTPOnly cookies via vectors involving a (1) long or (2) malformed header in conjunction with crafted web script. protocol.c en Apache HTTP Server v2.2.x hasta la v2.2.21 no limita adecuadamente la información de cabecera durante la construcción de mensajes de error Bad Request (errores 400)... • https://www.exploit-db.com/exploits/18442 •

CVSS: 7.5EPSS: 1%CPEs: 17EXPL: 2

18 Jan 2012 — scoreboard.c in the Apache HTTP Server 2.2.21 and earlier might allow local users to cause a denial of service (daemon crash during shutdown) or possibly have unspecified other impact by modifying a certain type field within a scoreboard shared memory segment, leading to an invalid call to the free function. scoreboard.c en Apache HTTP Server v2.2.21 y anteriores puede permitir a usuarios locales provocar una denegación de servicio (caída del demonio durante el apagado) o posiblemente, tener un impacto no e... • https://www.exploit-db.com/exploits/41768 •

CVSS: 9.8EPSS: 89%CPEs: 117EXPL: 1

27 Dec 2011 — The Apache HTTP Server 1.x and 2.x allows remote attackers to cause a denial of service (daemon outage) via partial HTTP requests, as demonstrated by Slowloris, related to the lack of the mod_reqtimeout module in versions before 2.2.15. El servidor HTTP Apache 1.x y 2.x permite a atacantes remotos provocar una denegación de servicio (caída del demonio) a través de una petición HTTP parcial, tal como se ha demostrado por Slowloris, relacionado con la falta del módulo mod_reqtimeout en versiones anteriores a ... • https://github.com/Jeanpseven/slowl0ris • CWE-399: Resource Management Errors •

CVSS: 5.9EPSS: 16%CPEs: 76EXPL: 1

30 Nov 2011 — The mod_proxy module in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x before 2.2.18, when the Revision 1179239 patch is in place, does not properly interact with use of (1) RewriteRule and (2) ProxyPassMatch pattern matches for configuration of a reverse proxy, which allows remote attackers to send requests to intranet servers by using the HTTP/0.9 protocol with a malformed URI containing an initial @ (at sign) character. NOTE: this vulnerability exists because of an incomplete fix for CVE-2011-3368... • https://www.exploit-db.com/exploits/36663 • CWE-20: Improper Input Validation •

CVSS: 7.5EPSS: 90%CPEs: 100EXPL: 3

30 Nov 2011 — The mod_proxy module in the Apache HTTP Server 1.3.x through 1.3.42, 2.0.x through 2.0.64, and 2.2.x through 2.2.21, when the Revision 1179239 patch is in place, does not properly interact with use of (1) RewriteRule and (2) ProxyPassMatch pattern matches for configuration of a reverse proxy, which allows remote attackers to send requests to intranet servers via a malformed URI containing an @ (at sign) character and a : (colon) character in invalid positions. NOTE: this vulnerability exists because of an i... • https://www.exploit-db.com/exploits/36352 • CWE-20: Improper Input Validation •