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Multiple serious vulnerabilities have been found in Apache HTTP Server. Malicious users can exploit these vulnerabilities to cause a denial of service.

Below is a complete list of vulnerabilities

  1. Stack recursion crash in the mod_lua module in the lua_request.c file in lua_websocket_read function can lead to cause a denial of service via specially crafted PING request.
  2. The read_request_line function in server/protocol.c file doesn’t properly initialize the protocol structure member which can lead to cause a denial of service via specially crafted request.
  3. The chunked transfer coding implementation parse chunk headers improperly which can lead to HTTP Request Smuggling Attack via a specially crafted request
  4. The ap_some_auth_required function in server/request.c file has design error which renders the API unusuable.

Original advisories

Related products

CVE list

  • CVE-2015-0228
  • CVE-2015-0253
  • CVE-2015-3183
  • CVE-2015-3185

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Find out the statistics of the vulnerabilities spreading in your region on statistics.securelist.com

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