National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2013-2028 Detail


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.

Source:  MITRE      Last Modified:  07/19/2013

Quick Info

CVE Dictionary Entry:
Original release date:
Last revised:


CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.5 HIGH
(AV:N/AC:L/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name External Source FEDORA FEDORA-2013-7560 Vendor Advisory External Source MLIST [nginx-announce] 20130507 nginx security advisory (CVE-2013-2028) Exploit External Source MISC External Source MISC External Source GENTOO GLSA-201310-04 External Source BID 59699 External Source MISC External Source MISC

Technical Details

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