PT-2013-3510 · Nginx · Nginx

Hal3002 + 2 · Published 2013-07-18 · Updated 2021-11-10 · CVE-2013-2028

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions nginx versions 1.3.9 through 1.4.0

Description The issue allows remote attackers to cause a denial of service and execute arbitrary code via a chunked Transfer-Encoding request with a large chunk size. This triggers an integer signedness error and a stack-based buffer overflow.

Recommendations For nginx versions 1.3.9 through 1.4.0, update to a version that fixes the integer signedness error and stack-based buffer overflow in the ngx http parse chunked function.

Exploit

Fix

DoS

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2013-2028

Affected Products

Nginx

References · 21

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/nginx_chunked_size.rb · Exploit
• 🔥 https://github.com/kitctf/nginxpwn · Exploit
• 🔥 https://github.com/danghvu/nginx-1.4.0 · Exploit
• 🔥 https://github.com/m4drat/CVE-2013-2028-Exploit · Exploit
• 🔥 http://packetstormsecurity.com/files/121675/Nginx-1.3.9-1.4.0-Denial-Of-Service.html · Exploit
• 🔥 https://exploit-db.com/exploits/26737 · Exploit
• 🔥 https://exploit-db.com/exploits/25499 · Exploit
• 🔥 https://exploit-db.com/exploits/32277 · Exploit
• 🔥 https://exploit-db.com/exploits/25775 · Exploit
• https://github.com/rapid7/metasploit-framework/pull/1834 · Patch
• http://mailman.nginx.org/pipermail/nginx-announce/2013/000112.html · Vendor Advisory
• http://security.gentoo.org/glsa/glsa-201310-04.xml · Vendor Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105176.html · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2013-2028 · Security Note
• http://nginx.org/download/patch.2013.chunked.txt · Vendor Advisory