EUVD-2021-6842

Malicious code in bioql PyPI...

The vulnerability of the access control list component in Cisco IOS XE network devices of the Catalyst 9500X and 9600X models allows a perpetrator to bypass the access control list.

The vulnerability of the access control list component in Cisco IOS XE network devices of the Catalyst 9500X and 9600X models is related to improper access control. Exploiting this vulnerability can allow an attacker to bypass the access control list...

The vulnerability of Cisco IOS XE network device Catalyst 9000, related to code errors, allows a hacker to trigger a service failure.

The vulnerability of Cisco IOS XE Catalyst 9000 network devices is related to code errors. Exploiting this vulnerability can allow a malicious actor to cause service interruptions remotely...

The vulnerability of Cisco IOS XE Catalyst 9800 network device’s operating system lies in the incomplete cleanup of temporary or auxiliary resources, allowing an attacker to gain access to the controller.

The vulnerability of the Cisco IOS XE network device Catalyst 9800 relates to incomplete cleanup of temporary or auxiliary resources. Exploiting this vulnerability can allow a malicious actor to gain access to the controller...

CVE-2025-20316

A vulnerability in the access control list ACL programming of Cisco IOS XE Software for Cisco Catalyst 9500X and 9600X Series Switches could allow an unauthenticated, remote attacker to bypass a configured ACL on an affected device. This vulnerability is due to the flooding of traffic from an...

CVE-2025-20311

A vulnerability in the handling of certain Ethernet frames in Cisco IOS XE Software for Catalyst 9000 Series Switches could allow an unauthenticated, adjacent attacker to cause an egress port to become blocked and drop all outbound traffic. This vulnerability is due to improper handling of crafte...

CVE-2025-20293

A vulnerability in the Day One setup process of Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers for Cloud 9800-CL could allow an unauthenticated, remote attacker to access the public-key infrastructure PKI server that is running on an affected device. This vulnerability is due...

Cisco IOS XE Software for Catalyst 9800 Series Wireless Controller for Cloud Unauthenticated Access to Certificate Enrollment Service (cisco-sa-9800cl-openscep-SB4xtxzP)

According to its self-reported version, Cisco IOS-XE Software is affected by a vulnerability. - A vulnerability in the Day One setup process of Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers for Cloud 9800-CL could allow an unauthenticated, remote attacker to access the...

CVE-2025-20316

A vulnerability in the access control list ACL programming of Cisco IOS XE Software for Cisco Catalyst 9500X and 9600X Series Switches could allow an unauthenticated, remote attacker to bypass a configured ACL on an affected device. This vulnerability is due to the flooding of traffic from an...

CVE-2025-20293

A vulnerability in the Day One setup process of Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers for Cloud 9800-CL could allow an unauthenticated, remote attacker to access the public-key infrastructure PKI server that is running on an affected device. This vulnerability is due...

CVE-2025-20311

A vulnerability in the handling of certain Ethernet frames in Cisco IOS XE Software for Catalyst 9000 Series Switches could allow an unauthenticated, adjacent attacker to cause an egress port to become blocked and drop all outbound traffic. This vulnerability is due to improper handling of crafte...

CVE-2025-20316

CVE-2025-20316 describes a vulnerability in the ACL programming of Cisco IOS XE Software on Cisco Catalyst 9500X and 9600X Series Switches. The issue allows an unauthenticated, remote attacker to bypass a configured egress ACL. The root cause is tied to traffic flooding from an unlearned MAC addr...

CVE-2025-20316

A vulnerability in the access control list ACL programming of Cisco IOS XE Software for Cisco Catalyst 9500X and 9600X Series Switches could allow an unauthenticated, remote attacker to bypass a configured ACL on an affected device. This vulnerability is due to the flooding of traffic from an...

CVE-2025-20293

A vulnerability in the Day One setup process of Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers for Cloud 9800-CL could allow an unauthenticated, remote attacker to access the public-key infrastructure PKI server that is running on an affected device. This vulnerability is due...

CVE-2025-20293

CVE-2025-20293 affects Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers for Cloud (9800-CL). The root cause is incomplete cleanup at the end of the Day One setup, allowing an unauthenticated, remote attacker to reach the PKI server via SCEP requests. A successful exploit could ...

CVE-2025-20293

A vulnerability in the Day One setup process of Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers for Cloud 9800-CL could allow an unauthenticated, remote attacker to access the public-key infrastructure PKI server that is running on an affected device. This vulnerability is due...

CVE-2025-20311

A vulnerability in the handling of certain Ethernet frames in Cisco IOS XE Software for Catalyst 9000 Series Switches could allow an unauthenticated, adjacent attacker to cause an egress port to become blocked and drop all outbound traffic. This vulnerability is due to improper handling of crafte...

CVE-2025-20311

CVE-2025-20311 affects Cisco IOS XE Software for Catalyst 9000 Series Switches. The root cause is improper handling of crafted Ethernet frames, enabling an unauthenticated adjacent attacker to cause an egress port to block and drop all outbound traffic, resulting in DoS. The advisory notes that a...

CVE-2025-20311

A vulnerability in the handling of certain Ethernet frames in Cisco IOS XE Software for Catalyst 9000 Series Switches could allow an unauthenticated, adjacent attacker to cause an egress port to become blocked and drop all outbound traffic. This vulnerability is due to improper handling of crafte...

Cisco IOS XE Software on Cisco Catalyst 9500X and 9600X Series Switches Virtual Interface Access Control List Bypass Vulnerability

A vulnerability in the access control list ACL programming of Cisco IOS XE Software for Cisco Catalyst 9500X and 9600X Series Switches could allow an unauthenticated, remote attacker to bypass a configured ACL on an affected device. This vulnerability is due to the flooding of traffic from an...