Cisco IOS and IOS XE Software SNMP Denial of Service and Remote Code Execution Vulnerability

Cisco IOS and IOS XE contains a stack-based buffer overflow vulnerability in the Simple Network Management Protocol SNMP subsystem that could allow for denial of service or remote code execution. A successful exploit could allow a low-privileged attacker to cause the affected system to reload,...

CVE-2025-20160

Cisco IOS and IOS XE TACACS+ vulnerability (CVE-2025-20160): the TACACS+ implementation fails to properly verify the configured shared secret, enabling unauthenticated remote attackers to read unencrypted TACACS+ messages or bypass authentication. This can lead to exposure of sensitive informatio...

Cisco IOS XE 代码问题漏洞

Cisco IOS XE is an operating system from Cisco, Inc. Used as a single operating system for enterprise wired and wireless access, aggregation, core, and WAN, Cisco IOS XE reduces business and network complexity. A code issue vulnerability exists in Cisco IOS XE that stems from insufficient input...

The vulnerability of the SNMP protocol implementation in Cisco IOS, IOS XE, and Cisco IOS XR systems allows a perpetrator to trigger a service failure.

The vulnerability of SNMP protocol implementations in Cisco IOS, IOS XE, and Cisco IOS XR lies in the access to the buffer with an incorrect length value. Exploiting this vulnerability can allow a malicious actor to cause service interruptions remotely...

The vulnerability of the IPv4 Virtual Fragmentation Reassembly (VFR) function in Cisco IOS XE allows a attacker to trigger a service failure or cause a device to restart.

The vulnerability of the IPv4 Virtual Fragmentation Reassembly VFR function in Cisco IOS XE operating systems is related to the use of memory after it is freed. Exploiting this vulnerability can allow a malicious actor to trigger a device reboot or cause a service failure by sending fragmented...

The vulnerability of the implementation of Cisco IOS protocols for Integrated Services Routers Generation 2 allows a attacker to trigger a device reboot or cause a service failure.

The vulnerability of the Cisco IOS protocol for Integrated Services Routers Generation 2 ISR G2 is related to errors in Ethernet packet classification. Exploiting this vulnerability can allow a malicious actor to trigger a device reboot or cause service failure...

思科 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 that stems from insufficient...

The vulnerability in the implementation of the Cisco Discovery protocol in Cisco NX-OS, Cisco FXOS, and Cisco IOS XR operating systems allows a perpetrator to trigger a service failure.

The vulnerability of the Cisco Discovery protocol in operating systems such as Cisco NX-OS, Cisco FXOS, and Cisco IOS XR is due to a numerical overflow condition. Exploiting this vulnerability can allow an attacker to cause service interruptions remotely...

The vulnerability of the Cisco IOS XR operating system, related to errors in exception states, allows a perpetrator to trigger a service failure.

The vulnerability of the Cisco IOS XR operating system is related to errors in exceptional states. Exploiting this vulnerability can allow an attacker to cause a service failure by introducing malicious traffic into the target EVPN network...

The vulnerability of Cisco IOS and Cisco IOS XE operating systems, related to incorrect packet validation, allows attackers to trigger service failures or execute arbitrary code.

The vulnerability of Cisco IOS and Cisco IOS XE operating systems is related to incorrect data validation. Exploiting this vulnerability can allow a malicious actor to trigger an emergency shutdown of the watchdog timer or execute arbitrary code by sending a specially crafted Smart Install messag...

Cisco IOS XE Denial of Service Vulnerability (CNVD-2016-09465)

Cisco IOS XE is the United States Cisco Cisco company's next-generation network operator routing system, a fully modular and fully distributed network interconnection operating system. A denial-of-service vulnerability exists in Cisco IOS XE, which allows an attacker to exploit the vulnerability ...

The vulnerability of the Cisco IOS operating system, which allows a remote attacker to trigger a service failure

A bug in the EnergyWise module of the Cisco IOS operating system, allowing a remote attacker to reboot the device using a specially crafted IP packet...