Design/Logic Flaw

An issue was discovered in HCC Nichestack 3.0. The code that parses ICMP packets relies on an unchecked value of the IP payload size extracted from the IP header to compute the ICMP checksum. When the IP payload size is set to be smaller than the size of the IP header, the ICMP checksum computati...

CVE-2020-35683

An issue was discovered in HCC Nichestack 3.0. The code that parses ICMP packets relies on an unchecked value of the IP payload size extracted from the IP header to compute the ICMP checksum. When the IP payload size is set to be smaller than the size of the IP header, the ICMP checksum computati...

CVE-2020-35683

CVE-2020-35683 affects HCC Embedded/InterNiche Nichestack/NicheLite prior to version 4.3. The root cause is an unchecked IP payload size used to compute the ICMP checksum, which can cause an out-of-bounds read and lead to Denial-of-Service. Red Hat notes the in_ipv4 module (v1.5) as impacted; CIS...

HCC Embedded InterNiche Technologies NicheStack Input Validation Error Vulnerability

InterNiche Technologies NicheStack is a small footprint, RFC-compliant embedded stack that is portable to commercial or proprietary non-MMU operating systems. InterNiche Technologies NicheStack suffers from an input validation error vulnerability that stems from a boundary condition in the ICMP...

ICMP Netmask Reply Information Disclosure

The remote host responded to an ICMP netmask request. Copyright C 2021 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...

CVE-2021-32019

There is missing input validation of host names displayed in OpenWrt before 19.07.8. The Connection Status page of the luci web-interface allows XSS, which can be used to gain full control over the affected system via ICMP...

Input validation

There is missing input validation of host names displayed in OpenWrt before 19.07.8. The Connection Status page of the luci web-interface allows XSS, which can be used to gain full control over the affected system via ICMP...

CVE-2021-32019

CVE-2021-32019 corresponds to a cross-site scripting (XSS) vulnerability in the OpenWrt LuCI web-interface, caused by missing input validation when processing host names on the Connection Status page. The issue allows an attacker to inject and execute HTML/script in the user’s browser, with the n...

CVE-2021-32019

There is missing input validation of host names displayed in OpenWrt before 19.07.8. The Connection Status page of the luci web-interface allows XSS, which can be used to gain full control over the affected system via ICMP...

Security Advisory 2021-08-01-1 - XSS via missing input validation of host names displayed (CVE-2021-32019)

DESCRIPTION Missing input validation of host names displayed in OpenWrt LuCI web-interface leads to Cross-site scripting, which can be used to gain full control over the affected system. REQUIREMENTS Users need to visit the LuCI “Connection status” page of the router and activate the host name...

UBUNTU-CVE-2020-22283

A buffer overflow vulnerability in the icmp6sendresponsewithaddrsandnetif function of Free Software Foundation lwIP version git head allows attackers to access sensitive information via a crafted ICMPv6 packet...

Sx - Fast, Modern, Easy-To-Use Network Scanner

sx is the command-line network scanner designed to follow the UNIX philosophy. The goal of this project is to create the fastest network scanner with clean and simple code. Features 30x times faster than nmap ARP scan : Scan your local networks to detect live devices ICMP scan : Use advanced ICMP...

Advisory ROSA-SA-2021-1929

Software: net-snmp 5.7.2 OS: Cobalt 7.9 CVE-ID: CVE-2014-2284 CVE-Crit: HIGH CVE-DESC: The Linux implementation of ICMP-MIB in Net-SNMP 5.5 through 5.5.2.1, 5.6.x through 5.6.2.1, and 5.7.x through 5.7.2.1 incorrectly validates input, allowing remote attackers to cause a denial of service via...

CVE-2021-21003

In Phoenix Contact FL SWITCH SMCS series products in multiple versions fragmented TCP-Packets may cause a Denial of Service of Web-, SNMP- and ICMP-Echo services. The switching functionality of the device is not affected...

Code injection

In Phoenix Contact FL SWITCH SMCS series products in multiple versions fragmented TCP-Packets may cause a Denial of Service of Web-, SNMP- and ICMP-Echo services. The switching functionality of the device is not affected...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 7.6 Advanced Update Support, Red Hat Enterprise Linux 7.6 Telco Extended Update Support, and Red Hat Enterprise Linux 7.6 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impac...

RHEL 7 : kernel (RHSA-2021:2355)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:2355 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Integer overflow in IntelR...

SUSE: Security Advisory (SUSE-SU-2016:1996-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

SUSE: Security Advisory (SUSE-SU-2020:3507-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

h1-ctf: CCC H1 June 2021 CTF Writeup

CTF Summary This was my first H1 CTF and I was excited to work with several others to collaborate on the CTF and find the flag. I'll write up the solution process and vulnerabilities involved in the solution: Knowledge basic of S3 operations XML External Entities and Local File Exfiltration SQL...