CVE-2018-0157

A vulnerability in the Zone-Based Firewall code of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a device to reload. The vulnerability is due to the way fragmented packets are handled in the firewall code. An attacker could exploit this vulnerability by sending...

CVE-2018-0157

A vulnerability in the Zone-Based Firewall code of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a device to reload. The vulnerability is due to the way fragmented packets are handled in the firewall code. An attacker could exploit this vulnerability by sending...

Cisco IOS XE Software Zone-Based Firewall IP Fragmentation Denial of Service Vulnerability

A vulnerability in the Zone-Based Firewall code of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a device to reload. The vulnerability is due to the way fragmented packets are handled in the firewall code. An attacker could exploit this vulnerability by sending...

CVE-2016-9201

A vulnerability in the Zone-Based Firewall feature of Cisco IOS and Cisco IOS XE Software could allow an unauthenticated, remote attacker to pass traffic that should otherwise have been dropped based on the configuration. More Information: CSCuz21015. Known Affected Releases: 15.33M3. Known Fixed...

CVE-2016-9201

A vulnerability in the Zone-Based Firewall feature of Cisco IOS and Cisco IOS XE Software could allow an unauthenticated, remote attacker to pass traffic that should otherwise have been dropped based on the configuration. More Information: CSCuz21015. Known Affected Releases: 15.33M3. Known Fixed...

Design/Logic Flaw

A vulnerability in the Zone-Based Firewall feature of Cisco IOS and Cisco IOS XE Software could allow an unauthenticated, remote attacker to pass traffic that should otherwise have been dropped based on the configuration. More Information: CSCuz21015. Known Affected Releases: 15.33M3. Known Fixed...

CVE-2016-9201

A vulnerability in the Zone-Based Firewall feature of Cisco IOS and Cisco IOS XE Software could allow an unauthenticated, remote attacker to pass traffic that should otherwise have been dropped based on the configuration. More Information: CSCuz21015. Known Affected Releases: 15.33M3. Known Fixed...

Cisco IOS and IOS XE Software Security Bypass Vulnerability

Cisco IOS is the interconnected Internet operating system used on most Cisco Systems routers and network switches. A security vulnerability in Cisco IOS and Cisco IOS XE Software's ZONE-based firewall allows a remote attacker to exploit the vulnerability to submit a special request for policy los...

Cisco IOS Software Zone-Based Firewall Feature Bypass Vulnerability (cisco-sa-20161207-ios-zbf)

A vulnerability in the Zone-Based Firewall feature of Cisco IOS Software could allow an unauthenticated, remote attacker to pass traffic that should otherwise have been dropped based on the configuration. SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a...

Cisco IOS and Cisco IOS XE Software Zone-Based Firewall Feature Bypass Vulnerability

A vulnerability in the Zone-Based Firewall feature of Cisco IOS and Cisco IOS XE Software could allow an unauthenticated, remote attacker to pass traffic that should otherwise have been dropped based on the configuration. The vulnerability is due to a logic flaw in a corner case scenario. An...

Cisco IOS and IOS XE Software ZBFW Feature Security Bypass Vulnerability

Cisco IOS and IOS XE Software are operating systems developed by Cisco for its network devices.Zone-Based Firewall ZBFW is one of the policy firewall components. A security bypass vulnerability exists in the ZBFW feature in Cisco IOS and IOS XE Software, which stems from the program failing to...

Cross site scripting

The Zone-Based Firewall ZBFW functionality in Cisco IOS, possibly 15.4 and earlier, and IOS XE, possibly 3.13 and earlier, mishandles zone checking for existing sessions, which allows remote attackers to bypass intended resource-access restrictions via spoofed traffic that matches one of these...

CVE-2014-2146

The Zone-Based Firewall ZBFW functionality in Cisco IOS, possibly 15.4 and earlier, and IOS XE, possibly 3.13 and earlier, mishandles zone checking for existing sessions, which allows remote attackers to bypass intended resource-access restrictions via spoofed traffic that matches one of these...

CVE-2014-2146

Cisco IOS and IOS XE Zone-Based Firewall (ZBFW) features (likely IOS 15.4 and earlier; IOS XE 3.13 and earlier) are affected by a vulnerability in zone checking for existing sessions. This mishandling allows unauthenticated, remote attackers to bypass resource-access restrictions by injecting spo...

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

Cisco IOS software contains errors in the implementation of Cisco IOS Intrusion Prevention System and Cisco IOS Zone-Based Firewall components. During their operation, creating multiple sessions may trigger the error ID CSCtdi79848 and a “service failure” by the router due to exhaustion of...

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

Cisco IOS software contains errors in the implementation of the Cisco IOS Zone-Based Firewall component. When this component is operating, specially crafted network packets can trigger a “service failure” due to exhaustion of available memory...

Cisco IOS Zone-Based Firewall Feature Security Bypass (CSCun94946)

According to its self-reported version, the Cisco IOS software running on the remote device is affected by a security bypass vulnerability in the Zone-Based Firewall feature due to insufficient zone checking for traffic belonging to existing sessions. An unauthenticated, remote attacker can explo...

Cisco IOS-XE Zone-Based Firewall Feature Security Bypass (CSCun96847)

According to its self-reported version, the Cisco IOS-XE software running on the remote device is affected by a security bypass vulnerability in the Zone-Based Firewall feature due to insufficient zone checking for traffic belonging to existing sessions. An unauthenticated, remote attacker can...

CVE-2015-0593

The Zone-Based Firewall implementation in Cisco IOS 12.4122T and earlier does not properly manage session-object structures, which allows remote attackers to cause a denial of service device reload via crafted network traffic, aka Bug ID CSCul65003...

Cross site scripting

The Zone-Based Firewall implementation in Cisco IOS 12.4122T and earlier does not properly manage session-object structures, which allows remote attackers to cause a denial of service device reload via crafted network traffic, aka Bug ID CSCul65003...