Fedora: Security Advisory for libpri (FEDORA-2020-2f1ef40a96)

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 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...

[SECURITY] Fedora 32 Update: libpri-1.6.0-9.fc32

libpri is a C implementation of the Primary Rate ISDN specification. It was based on the Bellcore specification SR-NWT-002343 for National ISDN. As of May 12, 2001, it has been tested work to with NI-2, Nortel DMS-100, and Lucent 5E Custom protocols on switches from Nortel and Lucent...

[SECURITY] Fedora 33 Update: libpri-1.6.0-9.fc33

libpri is a C implementation of the Primary Rate ISDN specification. It was based on the Bellcore specification SR-NWT-002343 for National ISDN. As of May 12, 2001, it has been tested work to with NI-2, Nortel DMS-100, and Lucent 5E Custom protocols on switches from Nortel and Lucent...

Cisco IOS Software ISDN Q.931 DoS (cisco-sa-iosxe-isdn-q931-dos-67eUZBTf)

According to its self-reported version, IOS is affected by a DoS vulnerability in the ISDN subsystem due to insufficient input validation when the ISDN Q.931 messages are processed. An unauthenticated, adjacent attacker could exploit this vulnerability by sending a malicious ISDN Q.931 message to...

Cisco IOS XE Software ISDN Q.931 DoS (cisco-sa-iosxe-isdn-q931-dos-67eUZBTf)

According to its self-reported version, IOS-XE is affected by a DoS vulnerability in the ISDN subsystem due to insufficient input validation when the ISDN Q.931 messages are processed. An unauthenticated, adjacent attacker could exploit this vulnerability by sending a malicious ISDN Q.931 message...

kernel: unprivileged users able to create RAW sockets in AF_ISDN network protocol

A vulnerability was found in the Linux kernel’s implementation of the AFISDN protocol, which does not enforce the CAPNETRAW capability. This flaw can allow unprivileged users to create a raw socket for this protocol. This could further allow the user to control the availability of an existing ISD...

Cisco IOS and IOS XE Denial of Service Vulnerability (CNVD-2021-43444)

Cisco IOS and IOS XE are both operating systems developed by Cisco in the United States for its network devices. A denial of service vulnerability exists in the ISDN subsystem of Cisco IOS and IOS XE, which can be exploited by an attacker to cause a process crash by sending a malicious ISDN Q.931...

CVE-2020-3511

A vulnerability in the ISDN subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to insufficient input validation when the ISDN...

CVE-2020-3511

A vulnerability in the ISDN subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to insufficient input validation when the ISDN...

Input validation

A vulnerability in the ISDN subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to insufficient input validation when the ISDN...

CVE-2020-3511 Cisco IOS and IOS XE Software ISDN Q.931 Denial of Service Vulnerability

A vulnerability in the ISDN subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to insufficient input validation when the ISDN...

CVE-2020-3511 Cisco IOS and IOS XE Software ISDN Q.931 Denial of Service Vulnerability

A vulnerability in the ISDN subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to insufficient input validation when the ISDN...

CVE-2020-3511

CVE-2020-3511 affects Cisco IOS and IOS XE ISDN Q.931 handling. The issue stems from insufficient input validation in the ISDN Q.931 message processing, which could allow an unauthenticated, adjacent attacker to cause a crash and reload, resulting in DoS. Vulnerable software includes Cisco IOS an...

Cisco IOS and IOS XE Software ISDN Q.931 Denial of Service Vulnerability

A vulnerability in the ISDN subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to insufficient input validation when the ISDN...

kernel: unprivileged users able to create RAW sockets in AF_ISDN network protocol

A vulnerability was found in the Linux kernel’s implementation of the AFISDN protocol, which does not enforce the CAPNETRAW capability. This flaw can allow unprivileged users to create a raw socket for this protocol. This could further allow the user to control the availability of an existing ISD...

Buffer Overflow

The kernel is vulnerable to buffer overflow. Buffer overflow flaws were found in ISDN subsystem. A local unprivileged user could use these flaws to cause a denial of service...

Denial Of Service (DoS)

kernel is vulnerable to denial of service DoS. The vulnerability exists as two buffer overflow flaws were found in ISDN subsystem. A local unprivileged user could use these flaws to cause a denial of service...

Privilege Escalation

kernel is vulnerable to privilege escalation. A flaw in the ISDN CAPI subsystem that allowed a remote user to cause a denial of service or potential remote access. Exploitation would require the attacker to be able to send arbitrary frames over the ISDN network to the victim's machine...

CVE-2019-17055

A vulnerability was found in the Linux kernel’s implementation of the AFISDN protocol, which does not enforce the CAPNETRAW capability. This flaw can allow unprivileged users to create a raw socket for this protocol. This could further allow the user to control the availability of an existing ISD...

The vulnerability of the base_sock_create function in the drivers/isdn/mISDN/socket.c module of the AF_ISDN module in the Linux operating system arises from insufficient input validation. This vulnerability allows an attacker to compromise data integrity.

The vulnerability of the basesockcreate function in the drivers/isdn/mISDN/socket.c module of the AFISDN module in the Linux kernel is related to a lack of mechanisms for checking input data. Exploiting this vulnerability could allow an attacker to compromise the integrity of data...