Cisco FXOS and NX-OS Software Cisco Discovery Protocol Service Denial of Service Vulnerability

A vulnerability in the Cisco Discovery Protocol service of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the service to restart, resulting in a denial of service DoS condition. This vulnerability is due to improper handling of Cisco...

CVE-2022-20625: Undefined Security Weakness

A vulnerability in the Cisco Discovery Protocol service of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the service to restart, resulting in a denial of service DoS condition. This vulnerability is due to improper handling of Cisco...

The vulnerability of the Unidirectional Link Detection function in operating systems such as NX-OS, FXOS, Cisco IOS XE, and Cisco IOS XR arises from insufficient input data validation. This allows attackers to trigger service interruptions.

The vulnerability of the Unidirectional Link Detection function in operating systems such as NX-OS, FXOS, Cisco IOS XE, and Cisco IOS XR is related to insufficient validation of input data. Exploiting this vulnerability can allow a malicious actor to cause service failures remotely...

CVE-2021-34714

CVE-2021-34714 affects Cisco FXOS, IOS, IOS XE/XR, and NX-OS UDLD implementations. The root cause is improper input validation of UDLD packets, enabling an unauthenticated, adjacent attacker to trigger a device reload and DoS; on IOS XR the impact is limited to reloading the UDLD process. The vul...

CVE-2021-34714: Improper Input Validation

A vulnerability in the Unidirectional Link Detection UDLD feature of Cisco FXOS Software, Cisco IOS Software, Cisco IOS XE Software, Cisco IOS XR Software, and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload. This vulnerability is due t...

PT-2021-4497 · Cisco · Cisco Fxos +5

Name of the Vulnerable Software and Affected Versions: Cisco FXOS Software affected versions not specified Cisco IOS Software affected versions not specified Cisco IOS XE Software affected versions not specified Cisco IOS XR Software affected versions not specified Cisco NX-OS Software affected...

Cisco FXOS Software Unidirectional Link Detection DoS / Code Execution (cisco-sa-nxos-udld-rce-xetH6w35)

An arbitrary code execution or denial of service DoS vulnerability exists in Unidirectional Link Detection UDLD feature of Cisco FXOS Software due to insufficient input validation. An unauthenticated, adjacent attacker can exploit this issue by sending crafted Cisco UDLD protocol packets to a...

CVE-2021-1368

A vulnerability in the Unidirectional Link Detection UDLD feature of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code with administrative privileges or cause a denial of service DoS condition on an affected device. This...

Input validation

A vulnerability in the Unidirectional Link Detection UDLD feature of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code with administrative privileges or cause a denial of service DoS condition on an affected device. This...

CVE-2021-1368 Cisco FXOS and NX-OS Software Unidirectional Link Detection Denial of Service and Arbitrary Code Execution Vulnerability

A vulnerability in the Unidirectional Link Detection UDLD feature of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code with administrative privileges or cause a denial of service DoS condition on an affected device. This...

CVE-2021-1368 Cisco FXOS and NX-OS Software Unidirectional Link Detection Denial of Service and Arbitrary Code Execution Vulnerability

A vulnerability in the Unidirectional Link Detection UDLD feature of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code with administrative privileges or cause a denial of service DoS condition on an affected device. This...

CVE-2021-1368

CVE-2021-1368 affects Cisco FXOS and NX-OS UDLD. The vulnerability stems from insufficient input validation in the Unidirectional Link Detection (UDLD) feature, allowing an unauthenticated, adjacent attacker to send crafted UDLD packets to trigger either arbitrary code execution with administrati...

CVE-2021-1368: Out-of-bounds Write

A vulnerability in the Unidirectional Link Detection UDLD feature of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code with administrative privileges or cause a denial of service DoS condition on an affected device. This...

PT-2021-2176 · Cisco · Cisco Fxos +2

Name of the Vulnerable Software and Affected Versions: Cisco FXOS Software affected versions not specified Cisco NX-OS Software affected versions not specified Description: The issue is related to insufficient input validation in the Unidirectional Link Detection UDLD feature. An unauthenticated,...

CVE-2020-3456

A vulnerability in the Cisco Firepower Chassis Manager FCM of Cisco FXOS Software could allow an unauthenticated, remote attacker to conduct a cross-site request forgery CSRF attack against a user of an affected device. The vulnerability is due to insufficient CSRF protections for the FCM...

CVE-2020-3455

A vulnerability in the secure boot process of Cisco FXOS Software could allow an authenticated, local attacker to bypass the secure boot mechanisms. The vulnerability is due to insufficient protections of the secure boot process. An attacker could exploit this vulnerability by injecting code into...

CVE-2020-3455

A vulnerability in the secure boot process of Cisco FXOS Software could allow an authenticated, local attacker to bypass the secure boot mechanisms. The vulnerability is due to insufficient protections of the secure boot process. An attacker could exploit this vulnerability by injecting code into...

CVE-2020-3456

A vulnerability in the Cisco Firepower Chassis Manager FCM of Cisco FXOS Software could allow an unauthenticated, remote attacker to conduct a cross-site request forgery CSRF attack against a user of an affected device. The vulnerability is due to insufficient CSRF protections for the FCM...

CVE-2020-3457

A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges. The vulnerability is due to insufficient input validation of commands supplied by the user. An attacker could exploit this...

CVE-2020-3459

A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges. The vulnerability is due to insufficient input validation of commands supplied by the user. An attacker could exploit this...