nodejs: HTTP request smuggling using malformed Transfer-Encoding header

A flaw was found in the Node.js code where a specially crafted HTTPs request sent to a Node.js server failed to properly process the HTTPs headers, resulting in a request smuggling attack. An attacker can use this flaw to alter a request sent as an authenticated user if the Node.js server is...

netty: HttpObjectDecoder.java allows Content-Length header to accompanied by second Content-Length header

A flaw was found in Netty before version 4.1.44, where it accepted multiple Content-Length headers and also accepted both Transfer-Encoding, as well as Content-Length headers where it should reject the message under such circumstances. In circumstances where Netty is used in the context of a...

UBUNTU-CVE-2020-7238

Netty 4.1.43.Final allows HTTP Request Smuggling because it mishandles Transfer-Encoding whitespace such as a spaceTransfer-Encoding:chunked line and a later Content-Length header. This issue exists because of an incomplete fix for CVE-2019-16869...

PT-2020-6649

Name of the Vulnerable Software and Affected Versions NGINX versions prior to 1.17.7 Description The issue is related to HTTP request smuggling in NGINX, which can be exploited by an attacker to read unauthorized web pages, particularly in environments where NGINX is fronted by a load balancer...

PYSEC-2019-68

In Waitress through version 1.4.0, if a proxy server is used in front of waitress, an invalid request may be sent by an attacker that bypasses the front-end and is parsed differently by waitress leading to a potential for HTTP request smuggling. Specially crafted requests containing special...

PT-2019-6234 · Waitress +3 · Waitress +3

Name of the Vulnerable Software and Affected Versions: Waitress versions 1.4.0 and earlier Description: The issue is related to the incorrect handling of special whitespace characters in the Transfer-Encoding header, which can lead to HTTP request smuggling and potentially result in cache poisoni...

Internet Bug Bounty: HTTP Smuggling multiple issues in Squid 3.x & squid 4.x

Hello, as can be seen on a recent public security update by Squid I reported several smuggling issues. If you want some background on impact of Smuggling issues You can check the current works of James Keetle or my own previous published works. https://www.youtube.com/watch?v=upEMlJeUIk HTTP Desy...

SUSE-SU-2019:3288-1 Security update for haproxy

This update for haproxy fixes the following issues: - CVE-2019-18277: Fixed HTTP smuggling in messages with transfer-encoding header missing the 'chunked' value bsc1154980...

Magic: HTTP SMUGGLING EXPOSED HMAC/DOS

HTTP SMUGGLING EXPOSED HMAC / DOS Using the transfer-encoding header and following it with a zero. The back end leaked the hmac the back end reflected back the hmac key encryption type, and a lot of details. Further testing had it reflect more headers. http-smuggling-dashboard-fortmatic.png we wi...

openSUSE Security Update : haproxy (openSUSE-2019-2645)

This update for haproxy to version 2.0.10 fixes the following issues : HAProxy was updated to 2.0.10 Security issues fixed : - CVE-2019-18277: Fixed a potential HTTP smuggling in messages with transfer-encoding header missing the 'chunked' bsc1154980. - Fixed an improper handling of headers which...

OPENSUSE-SU-2019:2645-1 Security update for haproxy

This update for haproxy to version 2.0.10 fixes the following issues: HAProxy was updated to 2.0.10 Security issues fixed: - CVE-2019-18277: Fixed a potential HTTP smuggling in messages with transfer-encoding header missing the 'chunked' bsc1154980. - Fixed an improper handling of headers which...

openSUSE Security Update : haproxy (openSUSE-2019-2626)

This update for haproxy to version 2.0.10 fixes the following issues : HAProxy was updated to 2.0.10 Security issues fixed : - CVE-2019-18277: Fixed a potential HTTP smuggling in messages with transfer-encoding header missing the 'chunked' bsc1154980. - Fixed an improper handling of headers which...

Security update for haproxy (important)

openSUSE Security Update: Security update for haproxy Announcement ID: openSUSE-SU-2019:2645-1 Rating: important References: 1082318 1154980 1157712 1157714 Cross-References: CVE-2019-18277 Affected Products: openSUSE Leap 15.1 An update that solves one vulnerability and has three fixes is now...

OPENSUSE-SU-2019:2626-1 Security update for haproxy

This update for haproxy to version 2.0.10 fixes the following issues: HAProxy was updated to 2.0.10 Security issues fixed: - CVE-2019-18277: Fixed a potential HTTP smuggling in messages with transfer-encoding header missing the 'chunked' bsc1154980. - Fixed an improper handling of headers which...

Security update for haproxy (important)

openSUSE Security Update: Security update for haproxy Announcement ID: openSUSE-SU-2019:2626-1 Rating: important References: 1082318 1154980 1157712 1157714 Cross-References: CVE-2019-18277 Affected Products: openSUSE Leap 15.0 An update that solves one vulnerability and has three fixes is now...

SUSE-SU-2019:3126-1 Security update for haproxy

This update for haproxy to version 2.0.10 fixes the following issues: HAProxy was updated to 2.0.10 Security issues fixed: - CVE-2019-18277: Fixed a potential HTTP smuggling in messages with transfer-encoding header missing the 'chunked' bsc1154980. - Fixed an improper handling of headers which...

SUSE-SU-2019:3125-1 Security update for haproxy

This update for haproxy to version 2.0.10 fixes the following issues: HAProxy was updated to 2.0.10 Security issues fixed: - CVE-2019-18277: Fixed a potential HTTP smuggling in messages with transfer-encoding header missing the 'chunked' bsc1154980. - Fixed an improper handling of headers which...

CVE-2019-18678

An issue was discovered in Squid 3.x and 4.x through 4.8. It allows attackers to smuggle HTTP requests through frontend software to a Squid instance that splits the HTTP Request pipeline differently. The resulting Response messages corrupt caches between a client and Squid with attacker-controlle...

CVE-2019-18678

An issue was discovered in Squid 3.x and 4.x through 4.8. It allows attackers to smuggle HTTP requests through frontend software to a Squid instance that splits the HTTP Request pipeline differently. The resulting Response messages corrupt caches between a client and Squid with attacker-controlle...

UBUNTU-CVE-2019-18277

A flaw was found in HAProxy before 2.0.6. In legacy mode, messages featuring a transfer-encoding header missing the "chunked" value were not being correctly rejected. The impact was limited but if combined with the "http-reuse always" setting, it could be used to help construct an HTTP request...