CVE-2024-49768 Waitress has request processing race condition in HTTP pipelining with invalid first request

Waitress is a Web Server Gateway Interface server for Python 2 and 3. A remote client may send a request that is exactly recvbytes defaults to 8192 long, followed by a secondary request using HTTP pipelining. When request lookahead is disabled default we won't read any more requests, and when the...

CVE-2024-49768

Waitress is a Web Server Gateway Interface server for Python 2 and 3. A remote client may send a request that is exactly recvbytes defaults to 8192 long, followed by a secondary request using HTTP pipelining. When request lookahead is disabled default we won't read any more requests, and when the...

CVE-2024-49768

CVE-2024-49768 (Waitress) : A race condition in HTTP pipelining with request lookahead can cause a mismanaged second request while the first is being processed. Waitress 3.0.1 fixes the race; as a workaround, disable channel_request_lookahead (default 0). Public advisories reference exposure in I...

CVE-2024-49768 Waitress has request processing race condition in HTTP pipelining with invalid first request

Waitress is a Web Server Gateway Interface server for Python 2 and 3. A remote client may send a request that is exactly recvbytes defaults to 8192 long, followed by a secondary request using HTTP pipelining. When request lookahead is disabled default we won't read any more requests, and when the...

PT-2024-9201

Name of the Vulnerable Software and Affected Versions: Waitress versions prior to 3.0.1 Description: The issue is related to a race condition in the Waitress WSGI server for Python, which can be exploited by a remote client sending a request that is exactly recv bytes defaults to 8192 long,...

Node.js HTTP Pipelining Denial of Service

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Node.js HTTP Pipelining Denial of Service', 'Description' = %q This module exploits a Denial of Service DoS condition in the HTTP parser of Node....

OESA-2024-1928 exim security update

Exim is a message transfer agent MTA developed at the University of Cambridge for use on Unix systems connected to the Internet. It is freely available under the terms of the GNU General Public Licence. In style it is similar to Smail 3, but its facilities are more general. There is a great deal ...

Astra Linux – Vulnerability in exim4

Before version 4.97.1, Exim allowed SMTP smuggling in certain pipeline/chunking configurations. Remote attackers could use a known exploitation technique to inject e-mail messages with a spoofed MAIL FROM address, thereby bypassing an SPF protection mechanism. This issue arises because Exim...

python-twisted: disordered HTTP pipeline response in twisted.web

Twisted is an event-based framework for internet applications. Prior to version 23.10.0rc1, when sending multiple HTTP requests in one TCP packet, twisted.web will process the requests asynchronously without guaranteeing the response order. If one of the endpoints is controlled by an attacker, th...

Fedora 38 : exim (2024-e0841c83bb)

The remote Fedora 38 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-e0841c83bb advisory. Security fix for CVE-2023-51766. Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus...

Joblib: Arbitrary Code Execution

Background Joblib is a set of tools to provide lightweight pipelining in Python. In particular: 1. transparent disk-caching of functions and lazy re-evaluation memoize pattern 2. easy simple parallel computing Joblib is optimized to be fast and robust on large data in particular and has specific...

SUSE CVE-2023-51766

Exim before 4.97.1 allows SMTP smuggling in certain PIPELINING/CHUNKING configurations. Remote attackers can use a published exploitation technique to inject e-mail messages with a spoofed MAIL FROM address, allowing bypass of an SPF protection mechanism. This occurs because Exim supports . but...

UBUNTU-CVE-2023-51766

Exim before 4.97.1 allows SMTP smuggling in certain PIPELINING/CHUNKING configurations. Remote attackers can use a published exploitation technique to inject e-mail messages with a spoofed MAIL FROM address, allowing bypass of an SPF protection mechanism. This occurs because Exim supports . but...

ICS protocol coverage using Snort 3 service inspectors

With more devices on operational technology OT networks now getting connected to wide-reaching IT networks, it is more important than ever to have effective detection capabilities for ICS protocols. However, there are a few issues that usually arise when creating detection for ICS protocol traffi...

Oracle Linux 8 : bind (ELSA-2020-1845)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2020-1845 advisory. 32:9.11.13-3 - Fix rwlock to be thread-safe 1740511 32:9.11.13-2 - Release GeoIP data on reload 1790879 32:9.11.13-1 - Update to 9.11.13 32:9.11.12-5 - Report...

Oracle Linux 7 : bind (ELSA-2020-1061)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2020-1061 advisory. - Limit number of queries per TCP connection CVE-2019-6477 - Fix mkeys test validating CVE-2018-5745 fix - Fix CVE-2018-5745 Tenable has extracted the...

K15840535: BIND vulnerability CVE-2019-6477

Security Advisory Description With pipelining enabled each incoming query on a TCP connection requires a similar resource allocation to a query received via UDP or via TCP without pipelining enabled. A client using a TCP-pipelined connection to a server could consume more resources than the serve...

SUSE CVE-2019-6477

With pipelining enabled each incoming query on a TCP connection requires a similar resource allocation to a query received via UDP or via TCP without pipelining enabled. A client using a TCP-pipelined connection to a server could consume more resources than the server has been provisioned to...

SUSE CVE-2019-16786

Waitress through version 1.3.1 would parse the Transfer-Encoding header and only look for a single string value, if that value was not chunked it would fall through and use the Content-Length header instead. According to the HTTP standard Transfer-Encoding should be a comma separated list, with t...

SUSE CVE-2020-11077

In Puma RubyGem before 4.3.5 and 3.12.6, a client could smuggle a request through a proxy, causing the proxy to send a response back to another unknown client. If the proxy uses persistent connections and the client adds another request in via HTTP pipelining, the proxy may mistake it as the firs...