CVE-2018-15439

The CVE-2018-15439 issue affects Cisco Small Business Switches (e.g., 200/250/300/350/350X/500/550X families). The root cause is a default privileged user account that is automatically enabled when no top-level accounts exist, bypassing normal authentication. This unauthenticated, remote flaw all...

CVE-2018-15439 Cisco Small Business Switches Privileged Access Vulnerability

A vulnerability in the Cisco Small Business Switches software could allow an unauthenticated, remote attacker to bypass the user authentication mechanism of an affected device. The vulnerability exists because under specific circumstances, the affected software enables a privileged user account...

CVE-2018-15439 Cisco Small Business Switches Privileged Access Vulnerability

A vulnerability in the Cisco Small Business Switches software could allow an unauthenticated, remote attacker to bypass the user authentication mechanism of an affected device. The vulnerability exists because under specific circumstances, the affected software enables a privileged user account...

Cisco Accidentally Released Dirty CoW Exploit Code in Software

Cisco Systems revealed in a security bulletin Wednesday that it “inadvertently” shipped in-house exploit code that was used in security tests of scripts as part of its TelePresence Video Communication Server and Expressway Series software. The code exploits the Dirty Cow vulnerability...

Cisco Small Business Switches Privileged Access Vulnerability

A vulnerability in the Cisco Small Business Switches software could allow an unauthenticated, remote attacker to bypass the user authentication mechanism of an affected device. The vulnerability exists because under specific circumstances, the affected software enables a privileged user account...

Cisco device config dumping

Quick guide to recovering configs from Cisco switches and routers We have recently done work in situations where recovering the Cisco config from one device e.g. an edge switch can give us useful information. This includes: VLANs even for VLANs that are not used on that piece of equipment Which...

CVE-2018-0378

A vulnerability in the Precision Time Protocol PTP feature of Cisco Nexus 5500, 5600, and 6000 Series Switches running Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to a lack of...

CVE-2018-0378

A vulnerability in the Precision Time Protocol PTP feature of Cisco Nexus 5500, 5600, and 6000 Series Switches running Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to a lack of...

Design/Logic Flaw

A vulnerability in the Precision Time Protocol PTP feature of Cisco Nexus 5500, 5600, and 6000 Series Switches running Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to a lack of...

CVE-2018-0378 Cisco NX-OS Software for Nexus 5500, 5600, and 6000 Series Switches Precision Time Protocol Denial of Service Vulnerability

A vulnerability in the Precision Time Protocol PTP feature of Cisco Nexus 5500, 5600, and 6000 Series Switches running Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to a lack of...

CVE-2018-0378 Cisco NX-OS Software for Nexus 5500, 5600, and 6000 Series Switches Precision Time Protocol Denial of Service Vulnerability

A vulnerability in the Precision Time Protocol PTP feature of Cisco Nexus 5500, 5600, and 6000 Series Switches running Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to a lack of...

Memory corruption

On QFX5000 Series and EX4600 switches, a high rate of Ethernet pause frames or an ARP packet storm received on the management interface fxp0 can cause egress interface congestion, resulting in routing protocol packet drops, such as BGP, leading to peering flaps. The following log message may also...

CVE-2018-15370

A vulnerability in Cisco IOS ROM Monitor ROMMON Software for Cisco Catalyst 6800 Series Switches could allow an unauthenticated, local attacker to bypass Cisco Secure Boot validation checks and load a compromised software image on an affected device. The vulnerability is due to the presence of a...

CVE-2018-0465

A vulnerability in the web-based management interface of Cisco Small Business 300 Series Managed Switches could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the interface of an affected system. The vulnerability exists because the affect...

Cross site scripting

A vulnerability in the web-based management interface of Cisco Small Business 300 Series Managed Switches could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the interface of an affected system. The vulnerability exists because the affect...

CVE-2018-15370 Cisco Catalyst 6800 Series Switches ROM Monitor Software Secure Boot Bypass Vulnerability

A vulnerability in Cisco IOS ROM Monitor ROMMON Software for Cisco Catalyst 6800 Series Switches could allow an unauthenticated, local attacker to bypass Cisco Secure Boot validation checks and load a compromised software image on an affected device. The vulnerability is due to the presence of a...

CVE-2018-15370 Cisco Catalyst 6800 Series Switches ROM Monitor Software Secure Boot Bypass Vulnerability

A vulnerability in Cisco IOS ROM Monitor ROMMON Software for Cisco Catalyst 6800 Series Switches could allow an unauthenticated, local attacker to bypass Cisco Secure Boot validation checks and load a compromised software image on an affected device. The vulnerability is due to the presence of a...

CVE-2018-0465

Cisco Small Business 300 Series Managed Switches have a cross-site scripting (XSS) vulnerability in the web-based management interface due to insufficient validation of user input. An unauthenticated, remote attacker could lure a user into clicking a malicious link, leading to execution of arbitr...

CVE-2018-15370

CVE-2018-15370 affects Cisco IOS ROM Monitor (ROMMON) on Catalyst 6800 Series switches. A hidden command in ROMMON enables an unauthenticated, local attacker to force the device into ROMMON mode via the console and write a malicious pattern to a memory address, bypassing Cisco Secure Boot signatu...

Cisco Small Business 300 Series Managed Switches Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Small Business 300 Series Managed Switches could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the interface of an affected system. The vulnerability exists because the affect...