CVE-2024-20317

A vulnerability in the handling of specific Ethernet frames by Cisco IOS XR Software for various Cisco Network Convergence System NCS platforms could allow an unauthenticated, adjacent attacker to cause critical priority packets to be dropped, resulting in a denial of service DoS condition. This...

CVE-2024-20317 Cisco IOS XR Software Layer 2 Services Denial of Service Vulnerability

A vulnerability in the handling of specific Ethernet frames by Cisco IOS XR Software for various Cisco Network Convergence System NCS platforms could allow an unauthenticated, adjacent attacker to cause critical priority packets to be dropped, resulting in a denial of service DoS condition. This...

Cisco IOS XR Software Network Convergence System Denial of Service Vulnerability

A vulnerability in the handling of specific Ethernet frames by Cisco IOS XR Software for various Cisco Network Convergence System NCS platforms could allow an unauthenticated, adjacent attacker to cause critical priority packets to be dropped, resulting in a denial of service DoS condition. This...

CVE-2024-20317: Incorrect Provision of Specified Functionality

A vulnerability in the handling of specific Ethernet frames by Cisco IOS XR Software for various Cisco Network Convergence System NCS platforms could allow an unauthenticated, adjacent attacker to cause critical priority packets to be dropped, resulting in a denial of service DoS condition. This...

CVE-2024-20320

A vulnerability in the SSH client feature of Cisco IOS XR Software for Cisco 8000 Series Routers and Cisco Network Convergence System NCS 540 Series and 5700 Series Routers could allow an authenticated, local attacker to elevate privileges on an affected device. This vulnerability is due to...

Cisco IOS XR 安全漏洞

Cisco IOS XR is an operating system developed by Cisco for its network devices. A security vulnerability exists in Cisco IOS XR, which stems from a security issue in GRand Unified Bootloader GRUB, which can be exploited by an attacker to view sensitive files on the console using the GRUB bootload...

Cisco Network Convergence System 4000 Series 安全漏洞

Cisco Network Convergence System 4000 Series is the United States Cisco Cisco company's series of converged optical services platform. It supports DWDM, optical transport networks, MPLS transport profiles TP, and more. A security vulnerability exists in the Cisco Network Convergence System 4000...

Cisco IOS XR Code Execution

The vulnerability of Cisco IOS XR routers in the Cisco 8000 Series and Cisco NCS 540 models is related to errors in checking the cryptographic signature. Exploiting this vulnerability could allow a malicious actor to execute arbitrary code on the target system remotely...

Cisco IOS XR Software for 8000 Network Convergence System 540 Series Routers Image Verification (cisco-sa-lnt-QN9mCzwn)

According to its self-reported version, Cisco IOS XR is affected by multiple vulnerabilities in image verification checks that enables an authenticated, local attacker to execute arbitrary code on the underlying operating system. Note that Nessus has not tested for this issue but has instead reli...

CVE-2021-34708

Multiple vulnerabilities in image verification checks of Cisco Network Convergence System NCS 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code ...

CVE-2021-34709 Cisco IOS XR Software for Cisco 8000 and Network Convergence System 540 Series Routers Image Verification Vulnerabilities

Multiple vulnerabilities in image verification checks of Cisco Network Convergence System NCS 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code ...

CVE-2021-34709

Cisco IOS XR image verification vulnerabilities (CVE-2021-34709) affect Cisco Network Convergence System 540 Series Routers and Cisco IOS XR Software for Cisco 8000 Series Routers, specifically when using NCS540L images. The flaw allows an authenticated, local attacker to execute arbitrary code o...

CVE-2021-34708 Cisco IOS XR Software for Cisco 8000 and Network Convergence System 540 Series Routers Image Verification Vulnerabilities

Multiple vulnerabilities in image verification checks of Cisco Network Convergence System NCS 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code ...

CVE-2021-34709: Improper Verification of Cryptographic Signature

Multiple vulnerabilities in image verification checks of Cisco Network Convergence System NCS 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code ...

CVE-2021-34708: Improper Verification of Cryptographic Signature

Multiple vulnerabilities in image verification checks of Cisco Network Convergence System NCS 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code ...

Cisco IOS XR Software for Cisco 8000 and Network Convergence System 540 Series Routers Image Verification Vulnerabilities

Multiple vulnerabilities in image verification checks of Cisco Network Convergence System NCS 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code ...

PT-2021-4046

Name of the Vulnerable Software and Affected Versions Cisco IOS XR Software for Cisco 8000 Series Routers affected versions not specified Cisco Network Convergence System NCS 540 Series Routers, only when running Cisco IOS XR NCS540L software images affected versions not specified Description The...

Cisco NCS 540 数据伪造问题漏洞

The Cisco NCS 540 is a router from Cisco USA. The Cisco NCS 540 Series Routers contain a data forgery issue vulnerability that could be exploited by an authenticated, local attacker to execute arbitrary code on the underlying operating system...

PT-2021-4141

Name of the Vulnerable Software and Affected Versions Cisco IOS XR versions affected versions not specified Cisco Network Convergence System NCS 540 Series Routers running Cisco IOS XR NCS540L software images affected versions not specified Cisco IOS XR Software for Cisco 8000 Series Routers...

Cisco IOS XE DoS

The vulnerability of Cisco IOS XE routers in the Network Convergence System 520 Series is related to resource management errors. Exploiting this vulnerability can allow attackers to cause service failures...