The vulnerability of the mod_fastcgi and mod_scgi modules in the Lighttpd web server allows a hacker to cause a service failure.

The vulnerability of the modfastcgi and modscgi modules in the lighttpd web server is related to the lack of memory release when processing a large number of incorrect HTTP requests. Exploiting this vulnerability allows an attacker to cause service interruptions by sending HTTP requests...

Denial Of Service (DoS)

lighttpd is vulnerable to denial of service. The vulnerability exists in gwbackend.c where there is a resource leak which will lead to a connection slot exhaustion after a large amount of anomalous TCP behavior causing an application crash...

ROS-20221007-02

Vulnerability of lighttpd web server is related to memory leak in modfastcgi and modscgi modules while processing a large number of incorrect HTTP requests. a large number of malformed HTTP requests. Exploiting the vulnerability could allow an attacker, acting remotely, send multiple invalid HTTP...

CVE-2022-41556

A resource leak in gwbackend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service connection-slot exhaustion after a large amount of anomalous TCP behavior by clients. It is related to RDHUP mishandling in certain HTTP/1.1 chunked situations. Use of modfastcgi is, for example,...

DEBIAN-CVE-2022-41556

A resource leak in gwbackend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service connection-slot exhaustion after a large amount of anomalous TCP behavior by clients. It is related to RDHUP mishandling in certain HTTP/1.1 chunked situations. Use of modfastcgi is, for example,...

ALPINE-CVE-2022-41556

A resource leak in gwbackend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service connection-slot exhaustion after a large amount of anomalous TCP behavior by clients. It is related to RDHUP mishandling in certain HTTP/1.1 chunked situations. Use of modfastcgi is, for example,...

CVE-2022-41556

A resource leak in gwbackend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service connection-slot exhaustion after a large amount of anomalous TCP behavior by clients. It is related to RDHUP mishandling in certain HTTP/1.1 chunked situations. Use of modfastcgi is, for example,...

CVE-2022-41556

A resource leak in gwbackend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service connection-slot exhaustion after a large amount of anomalous TCP behavior by clients. It is related to RDHUP mishandling in certain HTTP/1.1 chunked situations. Use of modfastcgi is, for example,...

UBUNTU-CVE-2022-41556

A resource leak in gwbackend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service connection-slot exhaustion after a large amount of anomalous TCP behavior by clients. It is related to RDHUP mishandling in certain HTTP/1.1 chunked situations. Use of modfastcgi is, for example,...

CVE-2022-41556

A resource leak in gwbackend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service connection-slot exhaustion after a large amount of anomalous TCP behavior by clients. It is related to RDHUP mishandling in certain HTTP/1.1 chunked situations. Use of modfastcgi is, for example,...

CVE-2022-41556

CVE-2022-41556 affects lighttpd 1.4.56–1.4.66, describing a resource leak in gw_backend.c that can cause denial of service (connection-slot exhaustion) after a large amount of anomalous TCP behavior, related to RDHUP mishandling in certain HTTP/1.1 chunked scenarios (mod_fastcgi also affected). T...

CVE-2022-41556: Missing Release of Memory after Effective Lifetime

A resource leak in gwbackend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service connection-slot exhaustion after a large amount of anomalous TCP behavior by clients. It is related to RDHUP mishandling in certain HTTP/1.1 chunked situations. Use of modfastcgi is, for example,...

The vulnerability of the mod_wstunnel module in the lighttpd web server allows a hacker to cause a service failure.

The vulnerability of the modwstunnel module in the lighttpd web server is related to pointer dereferencing errors. Exploiting this vulnerability could allow a remote attacker to cause a service failure...

CVE-2022-41556

A resource leak in gwbackend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service connection-slot exhaustion after a large amount of anomalous TCP behavior by clients. It is related to RDHUP mishandling in certain HTTP/1.1 chunked situations. Use of modfastcgi is, for example,...

Fedora: Security Advisory for lighttpd (FEDORA-2022-c26b19568d)

The remote host is missing an update for the Copyright C 2022 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

[SECURITY] Fedora 35 Update: lighttpd-1.4.67-1.fc35

lighttpd pronounced /lighty/ is a secure, fast, compliant, and very flexible web server that has been optimized for high-performance environments. lighttpd uses memory and CPU efficiently and has lower resource use than other popular web servers. Its advanced feature-set FastCGI, CGI, Auth,...

Debian: Security Advisory (DLA-3133-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Debian dla-3133 : lighttpd - security update

The remote Debian 10 host has packages installed that are affected by a vulnerability as referenced in the dla-3133 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-3133-1 [email protected] https://www.debian.org/lts/security/...

ROS-20221004-02

Vulnerability of lighttpd web server is related to a null pointer dereferencing error in modwstunnel module module when processing invalid HTTP requests. Exploitation of the vulnerability could allow an attacker, remotely, send specially crafted HTTP requests to a vulnerable web server and execut...

OPENSUSE-SU-2022:10140-1 Security update for lighttpd

This update for lighttpd fixes the following issues: lighttpd was updated to 1.4.67: Update comment about TCPINFO on OpenBSD modajp13 fix crash with bad response headers fixes 3170 core handle RDHUP when collecting chunked body CVE-2022-41556 boo1203872 core tweak streaming request body to backen...