The fixes have been included in NetX Duo release 6.3.0. The affected components include processes/functions related to icmp, tcp, snmp, dhcp, nat and ftp in RTOS v6.2.1 and below. An attacker can cause remote code execution due to memory overflow vulnerabilities in Azure RTOS NETX Duo. There are no known workarounds for this vulnerability.Īzure RTOS NetX Duo is a TCP/IP network stack designed specifically for deeply embedded real-time and IoT applications. Due to a Buffer Overread bug Squid is vulnerable to a Denial of Service attack against Squid HTTP Message processing. Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. There are no known workarounds for this vulnerability.

Due to an Incorrect Check of Function Return Value bug Squid is vulnerable to a Denial of Service attack against its Helper process management.

Users unable to upgrade should remove all collapsed_forwarding lines from their nf. This bug is fixed by Squid version 6.0.1. Configurations with 'collapsed_forwarding off' or without a 'collapsed_forwarding' directive are not vulnerable. All versions of Squid from 3.5 up to and including 5.9 configured with 'collapsed_forwarding on' are vulnerable.

Affected versions of squid are subject to a a Use-After-Free bug which can lead to a Denial of Service attack via collapsed forwarding. Make_ftp_cmd in main.c in ProFTPD before 1.3.8a has a one-byte out-of-bounds read, and daemon crash, because of mishandling of quote/backslash semantics.

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