Cisco IOS XE Software 安全漏洞

Cisco IOS XE Software is an operating system from Cisco, Inc. A single operating system for enterprise wired and wireless access, aggregation, core, and WAN, Cisco IOS XE reduces business and network complexity. A security vulnerability exists in Cisco IOS XE Software, which stems from a...

PT-2024-2593 · Cisco · Cisco Ios

Name of the Vulnerable Software and Affected Versions: Cisco IOS Software for Cisco Catalyst 6000 Series Switches affected versions not specified Description: A vulnerability in Cisco IOS Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly...

PT-2024-2578 · Cisco · Cisco Ios Xe

Name of the Vulnerable Software and Affected Versions: Cisco IOS XE Software for Wireless LAN Controllers WLCs affected versions not specified Description: A vulnerability in the multicast DNS mDNS gateway feature could allow an unauthenticated, adjacent attacker to cause a denial of service DoS...

PT-2024-2487 · Cisco · Cisco Ios Xe

Name of the Vulnerable Software and Affected Versions: Cisco IOS XE Software affected versions not specified Description: A vulnerability in the Unified Threat Defense UTD configuration CLI of Cisco IOS XE Software could allow an authenticated, local attacker to execute arbitrary commands as root...

The vulnerability of Cisco IOS XR’s MPLS interface allows a hacker to bypass security restrictions imposed by ACLs.

The vulnerability of MPLS interfaces of the Cisco IOS XR operating system is related to deficiencies in access control based on Access Control Lists ACLs. Exploiting this vulnerability allows a malicious actor to circumvent ACL security restrictions remotely...

Cisco IOS XR Software SSH Privilege Escalation (cisco-sa-iosxr-ssh-privesc-eWDMKew3)

According to its self-reported version, Cisco IOS XR is affected by a vulnerability. - 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...

Cisco IOS Software Command Authorization Bypass (cisco-sa-aaascp-Tyj4fEJm)

According to its self-reported version, Cisco IOS is affected by a vulnerability. - A vulnerability in the Authentication, Authorization, and Accounting AAA feature of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to bypass command authorization and co...

Cisco IOS XR Software for ASR 9000 Series Aggregation Services Routers PPPoE DoS (cisco-sa-iosxr-pppma-JKWFgneW)

According to its self-reported version, Cisco IOS XR is affected by a vulnerability. - A vulnerability in the PPP over Ethernet PPPoE termination feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers could allow an unauthenticated, adjacent attacker to crash the...

Cisco IOS XR Flaws Enable Privilege Elevation and DoS Attacks

Summary: Three high-severity vulnerabilities have been discovered in the Cisco IOS XR software, posing risks of denial-of-service DoS attacks and elevation of privilege. These vulnerabilities are tracked as CVE-2024-20320, CVE-2024-20318, and CVE-2024-20327. Threat Level - Amber | Vulnerability...

Cisco IOS XE Remote Code Execution

Cisco IOS XE version 16 16.12.10.a / 17.3 17.3.8.a / 17.6 17.6.6a / 17.9 17.9.4a are affected by a vulnerability that allows an unauthenticated remote attacker to execute arbitrary code and also to create an account on an affected system with privilege level 15 access. The attacker can then use...

Cisco Releases Security Updates for IOS XR Software

Cisco released security updates to address vulnerabilities in Cisco IOS XR software. A cyber threat actor could exploit one of these vulnerabilities to take control of an affected device. CISA encourages users and administrators to review the following advisories and apply the necessary updates:...

Cisco IOS XR Software Authenticated CLI SCP/SFTP DoS (cisco-sa-iosxr-scp-dos-kb6sUUHw)

According to its self-reported version, Cisco IOS XR is affected by a vulnerability. - A vulnerability in the Secure Copy Protocol SCP and SFTP feature of Cisco IOS XR Software could allow an authenticated, local attacker to create or overwrite files in a system directory, which could lead to a...

Vulnerabilities fixed in Cisco IOS XR

Cisco has fixed vulnerabilities in IOS XR. A malicious person could exploit the vulnerabilities to circumvent a security measure bypass, cause a denial-of-service, or execute arbitrary execute arbitrary code on the vulnerable system. To successfully execute arbitrary code, the malicious party mus...

The vulnerability of the SSH client of the Cisco IOS XR operating system allows a hacker to elevate their privileges to the root level.

The vulnerability of the SSH client of the Cisco IOS XR operating system is related to the improper assignment of privileges. Exploiting this vulnerability can allow an attacker to elevate their privileges to the root level by injecting a specially crafted SSH command into the command line...

CVE-2024-20327

A vulnerability in the PPP over Ethernet PPPoE termination feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers could allow an unauthenticated, adjacent attacker to crash the pppma process, resulting in a denial of service DoS condition. This vulnerability is du...

CVE-2024-20319

A vulnerability in the UDP forwarding code of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to bypass configured management plane protection policies and access the Simple Network Management Plane SNMP server of an affected device. This vulnerability is due to incorrect...

CVE-2024-20319

A vulnerability in the UDP forwarding code of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to bypass configured management plane protection policies and access the Simple Network Management Plane SNMP server of an affected device. This vulnerability is due to incorrect...

CVE-2024-20322

A vulnerability in the access control list ACL processing on Pseudowire interfaces in the ingress direction of Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass a configured ACL. This vulnerability is due to improper assignment of lookup keys to internal interface...

CVE-2024-20315

A vulnerability in the access control list ACL processing on MPLS interfaces in the ingress direction of Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass a configured ACL. This vulnerability is due to improper assignment of lookup keys to internal interface contexts...

CVE-2024-20266

A vulnerability in the DHCP version 4 DHCPv4 server feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to trigger a crash of the dhcpd process, resulting in a denial of service DoS condition. This vulnerability exists because certain DHCPv4 messages are improperly...