Heap-Based Buffer Overflow

capnproto:sid is vulnerable to Heap based buffer overflow. The vulnerability due to misinterpretation of input vulnerability in BiSheng-WNM FW 3.0.0.325 and WebSocket compression enabled, a malicious peer may be able to cause a buffer under run on a heap-allocated buffer.It leads to allow an...

Fixed in ClickHouse v23.10.5.20, 2023-11-26​

A heap buffer overflow vulnerability affecting the native interface running by default on port 9000/tcp. An attacker, by triggering a bug in the T64 compression codec, can cause the ClickHouse server process to crash. This vulnerability can be exploited without the need to authenticate...

CVE-2023-47118

A heap buffer overflow vulnerability affecting the native interface running by default on port 9000/tcp. An attacker, by triggering a bug in the T64 compression codec, can cause the ClickHouse server process to crash. This vulnerability can be exploited without the need to authenticate. Fix has...

[SECURITY] Fedora 39 Update: openvpn-2.6.8-1.fc39

OpenVPN is a robust and highly flexible tunneling application that uses all of the encryption, authentication, and certification features of the OpenSSL library to securely tunnel IP networks over a single UDP or TCP port. It can use the Marcus Franz Xaver Johannes Oberhumers LZO library for...

DEBIAN-CVE-2023-48230

Cap'n Proto is a data interchange format and capability-based RPC system. In versions 1.0 and 1.0.1, when using the KJ HTTP library with WebSocket compression enabled, a buffer underrun can be caused by a remote peer. The underrun always writes a constant value that is not attacker-controlled,...

CVE-2023-48230

Cap'n Proto is a data interchange format and capability-based RPC system. In versions 1.0 and 1.0.1, when using the KJ HTTP library with WebSocket compression enabled, a buffer underrun can be caused by a remote peer. The underrun always writes a constant value that is not attacker-controlled,...

AZL-42681 CVE-2023-48230 affecting package capnproto 1.0.1-4

Cap'n Proto is a data interchange format and capability-based RPC system. In versions 1.0 and 1.0.1, when using the KJ HTTP library with WebSocket compression enabled, a buffer underrun can be caused by a remote peer. The underrun always writes a constant value that is not attacker-controlled,...

UBUNTU-CVE-2023-48230

Cap'n Proto is a data interchange format and capability-based RPC system. In versions 1.0 and 1.0.1, when using the KJ HTTP library with WebSocket compression enabled, a buffer underrun can be caused by a remote peer. The underrun always writes a constant value that is not attacker-controlled,...

Heap overflow

Cap'n Proto is a data interchange format and capability-based RPC system. In versions 1.0 and 1.0.1, when using the KJ HTTP library with WebSocket compression enabled, a buffer underrun can be caused by a remote peer. The underrun always writes a constant value that is not attacker-controlled,...

CVE-2023-48230

Cap'n Proto is a data interchange format and capability-based RPC system. In versions 1.0 and 1.0.1, when using the KJ HTTP library with WebSocket compression enabled, a buffer underrun can be caused by a remote peer. The underrun always writes a constant value that is not attacker-controlled,...

CVE-2023-48230

Cap'n Proto is a data interchange format and capability-based RPC system. In versions 1.0 and 1.0.1, when using the KJ HTTP library with WebSocket compression enabled, a buffer underrun can be caused by a remote peer. The underrun always writes a constant value that is not attacker-controlled,...

CVE-2023-48230

Cap'n Proto is a data interchange format and capability-based RPC system. In versions 1.0 and 1.0.1, when using the KJ HTTP library with WebSocket compression enabled, a buffer underrun can be caused by a remote peer. The underrun always writes a constant value that is not attacker-controlled,...

CVE-2023-48230

Cap'n Proto 1.0/1.0.1 with KJ HTTP and WebSocket compression enabled is vulnerable to a remote-denial-of-service: a remote peer can trigger a buffer underrun on a heap-allocated buffer, which writes a constant 4‑byte string { 0x00, 0x00, 0xFF, 0xFF } and can crash the process. The issue is tied t...

CVE-2023-48230 Cap'n Proto WebSocket message can cause crash

Cap'n Proto is a data interchange format and capability-based RPC system. In versions 1.0 and 1.0.1, when using the KJ HTTP library with WebSocket compression enabled, a buffer underrun can be caused by a remote peer. The underrun always writes a constant value that is not attacker-controlled,...

New Agent Tesla Malware Variant Using ZPAQ Compression in Email Attacks

A new variant of the Agent Tesla malware has been observed delivered via a lure file with the ZPAQ compression format to harvest data from several email clients and nearly 40 web browsers. "ZPAQ is a file compression format that offers a better compression ratio and journaling function compared t...

CVE-2023-48230: Buffer Underwrite

Cap'n Proto is a data interchange format and capability-based RPC system. In versions 1.0 and 1.0.1, when using the KJ HTTP library with WebSocket compression enabled, a buffer underrun can be caused by a remote peer. The underrun always writes a constant value that is not attacker-controlled,...

PT-2023-30747

Name of the Vulnerable Software and Affected Versions Cap'n Proto versions 1.0 through 1.0.1 Description The issue is related to a buffer underrun that can be caused by a remote peer when using the KJ HTTP library with WebSocket compression enabled. This can result in a crash, enabling a remote...

capnproto security breach

capnproto is capnproto open source a Proto serialization/RPC system - core tools and C++ libraries A security vulnerability exists in capnproto version 1.0 and 1.0.1, which stems from a buffer underrun issue when using the KJ HTTP library with WebSocket compression, and can be exploited by an...

golang.org/x/net/http2: avoid quadratic complexity in HPACK decoding

A flaw was found in golang. A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of requests...

Fedora: Security Advisory (FEDORA-2023-125037736c)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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...