nginx "ngx_http_parse_chunked()" Buffer Overflow Vulnerability

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  Severity: HIGH

  CVE Identifier: CVE-2013-2028

  Advisory Date: JUN 09, 2016

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  DESCRIPTION

The ngx_http_parse_chunked function in http/ngx_http_parse.c in nginx 1.3.9 through 1.4.0 allows remote attackers to cause a denial of service (crash) and execute arbitrary code via a chunked Transfer-Encoding request with a large chunk size, which triggers an integer signedness error and a stack-based buffer overflow.

  TREND MICRO PROTECTION INFORMATION

Apply associated Trend Micro DPI Rules.

  SOLUTION

  Trend Micro Deep Security DPI Rule Number: 1005509

  Trend Micro Deep Security DPI Rule Name: 1005509 - nginx "ngx_http_parse_chunked()" Buffer Overflow Vulnerability

  AFFECTED SOFTWARE AND VERSION

• nginx 1.4.x
• igor_sysoev nginx 1.3.9
• igor_sysoev nginx 1.4.0