CVE-2020-3297 Cisco Small Business Smart and Managed Switches Session Management Vulnerability

A vulnerability in session management for the web-based interface of Cisco Small Business Smart and Managed Switches could allow an unauthenticated, remote attacker to defeat authentication protections and gain unauthorized access to the management interface. The attacker could obtain the...

CVE-2020-3297

CVE-2020-3297 affects Cisco Small Business Smart and Managed Switches. The root cause is weak entropy in session identifiers used by the web-based management interface, enabling an unauthenticated remote attacker to brute-force a current session ID and hijack a session with privileges up to admin...

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities in multiple products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review the...

Cisco Warns of High-Severity Bug in Small Business Switch Lineup

Cisco Systems is warning of a high-severity flaw affecting more than a half-dozen of its small business switches. The flaw could allow remote, unauthenticated attackers to access the switches’ management interfaces with administrative privileges. Specifically affected are Series Smart Switches,...

Cisco Small Business Smart and Managed Switches Session Management Vulnerability

A vulnerability in session management for the web-based interface of Cisco Small Business Smart and Managed Switches could allow an unauthenticated, remote attacker to defeat authentication protections and gain unauthorized access to the management interface. The attacker could obtain the...

HPESBNW04010 rev.3 - HPE and Aruba L2/L3 Switches, Ripple20 Multiple Vulnerabilities

Potential Security Impact: Remote: Code Execution, Denial of Service DoS, Disclosure of Sensitive Information, Multiple Vulnerabilities SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. Aruba 5400R zl2 Switch Series -Prior to KB.16.08.0014, KB.16.09.0012, KB.16.10.0009 Aruba 3810M...

Cisco Catalyst 2960-L Series Switches and CDB-8P Switches Access Control Error Vulnerability

The Cisco Catalyst 2960-L Series Switches and the Cisco Catalyst CDB-8P Switches are both products of Cisco, Inc.The Cisco Catalyst 2960-L Series Switches is a 2960-L series switch. Cisco Catalyst CDB-8P Switches is a digital building series switch. An access control error vulnerability exists in...

CVE-2020-3231

A vulnerability in the 802.1X feature of Cisco Catalyst 2960-L Series Switches and Cisco Catalyst CDB-8P Switches could allow an unauthenticated, adjacent attacker to forward broadcast traffic before being authenticated on the port. The vulnerability exists because broadcast traffic that is...

CVE-2020-3235

A vulnerability in the Simple Network Management Protocol SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software on Catalyst 4500 Series Switches could allow an authenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to insufficient input...

CVE-2020-3235

A vulnerability in the Simple Network Management Protocol SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software on Catalyst 4500 Series Switches could allow an authenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to insufficient input...

CVE-2020-3235 Cisco IOS and IOS XE Software Simple Network Management Protocol Denial of Service Vulnerability

A vulnerability in the Simple Network Management Protocol SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software on Catalyst 4500 Series Switches could allow an authenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to insufficient input...

CVE-2020-3231 Cisco IOS Software for Catalyst 2960-L Series Switches and Catalyst CDB-8P Switches 802.1X Authentication Bypass Vulnerability

A vulnerability in the 802.1X feature of Cisco Catalyst 2960-L Series Switches and Cisco Catalyst CDB-8P Switches could allow an unauthenticated, adjacent attacker to forward broadcast traffic before being authenticated on the port. The vulnerability exists because broadcast traffic that is...

CVE-2020-3231

CVE-2020-3231 affects Cisco IOS Software for Catalyst 2960-L Series Switches and Catalyst CDB-8P Switches. The issue is an 802.1X authentication bypass caused by mishandling of broadcast traffic on 802.1X-enabled ports, allowing an unauthenticated, adjacent attacker to forward broadcast traffic b...

Cisco IOS Software for Catalyst 2960-L Series Switches and Catalyst CDB-8P Switches 802.1X Authentication Bypass Vulnerability

A vulnerability in the 802.1X feature of Cisco Catalyst 2960-L Series Switches and Cisco Catalyst CDB-8P Switches could allow an unauthenticated, adjacent attacker to forward broadcast traffic before being authenticated on the port. The vulnerability exists because broadcast traffic that is...

Cisco IOS and IOS XE Software Simple Network Management Protocol Denial of Service Vulnerability

A vulnerability in the Simple Network Management Protocol SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software on Catalyst 4500 Series Switches could allow an authenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to insufficient input...

Cisco Nexus 9000 Series Fabric Switches Application Centric Infrastructure Mode Default SSH Key Vulnerability (cisco-sa-20190501-nexus9k-sshkey)

According to its self-reported version, Cisco NX-OS Software for Nexus 9000 Series Fabric Switches ACI Mode has a Default SSH System Key. An unauthenticated, remote attacker can exploit this, to gain root privileges. Please see the included Cisco BIDs and Cisco Security Advisory for more...

Cisco Nexus 9000 Series Fabric Switches Application Centric Infrastructure Mode Privilege Escalation Vulnerability (cisco-sa-20190501-aci-hw-clock-util)

According to its self-reported version, Cisco NX-OS System Software in ACI Mode is affected by an elevation of privilege vulnerability in the filesystem management due to insufficent validation of user-supplied files. An authenticated, local attacker can exploit this, via creation of a custom fil...

Cisco Nexus 9000 Series Fabric Switches Application Centric Infrastructure Mode Insecure Fabric Authentication Vulnerability (cisco-sa-20190501-aci-insecure-fabric)

According to its self-reported version, Cisco NX-OS System Software in ACI Mode is affected by an insecure authentication vulnerability in the TLS certificate validation due to insufficient validation. An unauthenticated, remote attacker can exploit this, via certificate manipulation, to gain roo...

Severe Cisco DoS Flaw Can Cripple Nexus Switches

Cisco has patched a high-severity flaw in its NX-OS software, the network operating system used by Cisco’s Nexus-series Ethernet switches. If exploited, the vulnerability could allow an unauthenticated, remote attacker to bypass the input access control lists ACLs configured on affected Nexus...

Huawei Data Communication: DoS Vulnerability in Huawei Switches (huawei-sa-20161130-01-switch)

There is a denial of service DoS vulnerability in Huawei switches due to improper management of system resources. Copyright C 2020 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders...