Cisco Access Point Software Secure Boot Bypass Vulnerability

A vulnerability in the boot process of Cisco Access Point AP Software could allow an unauthenticated, physical attacker to bypass the Cisco Secure Boot functionality and load a software image that has been tampered with on an affected device. This vulnerability exists because unnecessary commands...

Cisco Access Point 安全漏洞

Cisco Access Point is a network access point device from Cisco, Inc. It provides high-density wireless connectivity for small offices. A security vulnerability exists in Cisco Access Point Software, which stems from a flaw in the boot process that could allow an unauthenticated physical attacker ...

Cisco IOS XR Software iPXE Boot Signature Bypass (cisco-sa-iosxr-ipxe-sigbypass-pymfyqgB)

According to its self-reported version, Cisco IOS XR is affected by a vulnerability. - A vulnerability in the iPXE boot function of Cisco IOS XR software could allow an authenticated, local attacker to install an unverified software image on an affected device. This vulnerability is due to...

CVE-2023-20236

A vulnerability in the iPXE boot function of Cisco IOS XR software could allow an authenticated, local attacker to install an unverified software image on an affected device. This vulnerability is due to insufficient image verification. An attacker could exploit this vulnerability by manipulating...

CVE-2023-20135

A vulnerability in Cisco IOS XR Software image verification checks could allow an authenticated, local attacker to execute arbitrary code on the underlying operating system. This vulnerability is due to a time-of-check, time-of-use TOCTOU race condition when an install query regarding an ISO imag...

CVE-2023-20236

A vulnerability in the iPXE boot function of Cisco IOS XR software could allow an authenticated, local attacker to install an unverified software image on an affected device. This vulnerability is due to insufficient image verification. An attacker could exploit this vulnerability by manipulating...

CVE-2023-20236

Cisco IOS XR’s iPXE boot function is vulnerable to an image-verification bypass. An authenticated, local attacker could manipulate iPXE boot parameters to load an unverified/rogue image on the device due to insufficient image verification. Cisco has released software updates addressing this vulne...

CVE-2023-20236

A vulnerability in the iPXE boot function of Cisco IOS XR software could allow an authenticated, local attacker to install an unverified software image on an affected device. This vulnerability is due to insufficient image verification. An attacker could exploit this vulnerability by manipulating...

CVE-2023-20236

A vulnerability in the iPXE boot function of Cisco IOS XR software could allow an authenticated, local attacker to install an unverified software image on an affected device. This vulnerability is due to insufficient image verification. An attacker could exploit this vulnerability by manipulating...

Cisco IOS XR Data Forgery Issue Vulnerability

Cisco IOS XR is an operating system developed by Cisco for its network devices. A security vulnerability exists in Cisco IOS XR, which originates from a security hole in the iPXE boot feature that can be exploited by an authenticated attacker to install an unauthenticated software image on an...

Cisco NX-OS CLI Command Software Image Signature Verification (CVE-2019-1811)

A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software image on an affected device. The vulnerability exists because software digital signatures are not...

Cisco NX-OS Software Image Signature Verification (CVE-2019-1615)

A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software image on an affected device. The vulnerability is due to improper verification of digital signature...

The vulnerability of the Ethernet interfaces of Tofino Xenon Security Appliance, Tofino Argon Security Appliance, and EAGLE 20 Tofino allows for bypassing the cryptographic signature verification on a USB drive. This enables a perpetrator to load any arbitrary image of the embedded software onto the device.

The vulnerability of the Tofino Xenon Security Appliance, Tofino Argon Security Appliance, and EAGLE 20 Tofino lies in bypassing the cryptographic signature verification on a USB drive. Exploiting this vulnerability allows a malicious actor to download any arbitrary image of the embedded software...

Cisco Catalyst 9200 Series Switch Data Forgery Issue Vulnerability

Cisco Catalyst 9200 Series Switches is a switch from Cisco, U.S. A data forgery vulnerability exists in the software image validation feature of Cisco Catalyst 9200 Series Switches, which could be exploited by an attacker to execute unsigned code at system startup...

Cisco IOS XE Software for Catalyst 9200 Series Switches Arbitrary Code Execution (cisco-sa-ios-xe-cat-verify-D4NEQA6q)

According to its self-reported version, Cisco IOS-XE Software is affected by a vulnerability. - A vulnerability in the software image verification functionality of Cisco IOS XE Software for Cisco Catalyst 9200 Series Switches could allow an unauthenticated, physical attacker to execute unsigned...

Cisco Small Business RV Series Routers Multiple Vulnerabilities (cisco-sa-smb-mult-vuln-KA9PK6D)

According to its self-reported version, Cisco Small Business RV Series Router Firmware is affected by multiple vulnerabilities: - A vulnerability in the SSL VPN module of Cisco Small Business RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an unauthenticated, remote...

CVE-2021-1449

A vulnerability in the boot logic of Cisco Access Points Software could allow an authenticated, local attacker to execute unsigned code at boot time. The vulnerability is due to an improper check that is performed by the area of code that manages system startup processes. An attacker could exploi...

Input validation

A vulnerability in the boot logic of Cisco Access Points Software could allow an authenticated, local attacker to execute unsigned code at boot time. The vulnerability is due to an improper check that is performed by the area of code that manages system startup processes. An attacker could exploi...

CVE-2021-1453 Cisco IOS XE Software for the Catalyst 9000 Family Arbitrary Code Execution Vulnerability

A vulnerability in the software image verification functionality of Cisco IOS XE Software for the Cisco Catalyst 9000 Family of switches could allow an unauthenticated, physical attacker to execute unsigned code at system boot time. The vulnerability is due to an improper check in the code functi...

Cisco IOS XE Software Fast Reload Vulnerabilities

Multiple vulnerabilities in the fast reload feature of Cisco IOS XE Software running on Cisco Catalyst 3650, Cisco Catalyst 3850, Cisco Catalyst 9300, and Cisco Catalyst 9300L Series Switches could allow an authenticated, local attacker to either execute arbitrary code on the underlying operating...