11057 matches found
[SECURITY] Fedora 29 Update: microcode_ctl-2.1-29.fc29
The microcodectl utility is a companion to the microcode driver written by Tigran Aivazian . The microcode update is volatile and needs to be uploaded on each system boot i.e. it doesn't reflash your cpu permanently, reboot and it reverts back to the old microcode...
CVE-2019-1728
Cisco FXOS and NX-OS Software are affected by CVE-2019-1728 through the Secure Configuration Validation functionality. An authenticated local attacker with administrative credentials can overwrite the persistent configuration on the device, allowing arbitrary commands to run at system boot with r...
PT-2019-2415 · Cisco · Cisco Nx-Os +1
Name of the Vulnerable Software and Affected Versions: Cisco NX-OS Software affected versions not specified Description: A vulnerability in the Image Signature Verification feature could allow an authenticated, local attacker with administrator-level credentials to install a malicious software...
Cisco Trust Anchor module (TAm) improperly checks code and Cisco IOS XE web UI does not sanitize user input
Overview Cisco's Trust Anchor module TAm can be bypassed through manipulating the bitstream of the Field Programmable Gate Array FPGA. This component handles access control to a hardware component within Cisco's Secure Boot implementations, which affects multiple products that support this...
Pair of Cisco Bugs, One Unpatched, Affect Millions of Devices
Cisco has disclosed an unpatched, high-severity vulnerability that impacts millions of devices, in the logic that handles access control to one of the hardware components in Cisco’s proprietary Secure Boot implementation. Cisco has also disclosed a similarly widely-impacting high-severity bug tha...
CVE-2019-1649
A vulnerability in the logic that handles access control to one of the hardware components in Cisco's proprietary Secure Boot implementation could allow an authenticated, local attacker to write a modified firmware image to the component. This vulnerability affects multiple Cisco products that...
CVE-2019-1649
A vulnerability in the logic that handles access control to one of the hardware components in Cisco's proprietary Secure Boot implementation could allow an authenticated, local attacker to write a modified firmware image to the component. This vulnerability affects multiple Cisco products that...
Input validation
A vulnerability in the logic that handles access control to one of the hardware components in Cisco's proprietary Secure Boot implementation could allow an authenticated, local attacker to write a modified firmware image to the component. This vulnerability affects multiple Cisco products that...
CVE-2019-1649 Cisco Secure Boot Hardware Tampering Vulnerability
A vulnerability in the logic that handles access control to one of the hardware components in Cisco's proprietary Secure Boot implementation could allow an authenticated, local attacker to write a modified firmware image to the component. This vulnerability affects multiple Cisco products that...
CVE-2019-1649 Cisco Secure Boot Hardware Tampering Vulnerability
A vulnerability in the logic that handles access control to one of the hardware components in Cisco's proprietary Secure Boot implementation could allow an authenticated, local attacker to write a modified firmware image to the component. This vulnerability affects multiple Cisco products that...
CVE-2019-1649
CVE-2019-1649 concerns Cisco’s Secure Boot Trust Anchor module (TAm). The flaw stems from an improper check in the FPGA/ Trust Anchor bitstream handling, enabling an authenticated, local attacker with OS access to write a modified firmware image to the FPGA. Consequences include potential device ...
Cisco Secure Boot Hardware Tampering Vulnerability
A vulnerability in the logic that handles access control to one of the hardware components in Cisco's proprietary Secure Boot implementation could allow an authenticated, local attacker to write a modified firmware image to the component. This vulnerability affects multiple Cisco products that...
CVE-2018-18558
An issue was discovered in Espressif ESP-IDF 2.x and 3.x before 3.0.6 and 3.1.x before 3.1.1. Insufficient validation of input data in the 2nd stage bootloader allows a physically proximate attacker to bypass secure boot checks and execute arbitrary code, by crafting an application binary that...
CVE-2018-18558
An issue was discovered in Espressif ESP-IDF 2.x and 3.x before 3.0.6 and 3.1.x before 3.1.1. Insufficient validation of input data in the 2nd stage bootloader allows a physically proximate attacker to bypass secure boot checks and execute arbitrary code, by crafting an application binary that...
Input validation
An issue was discovered in Espressif ESP-IDF 2.x and 3.x before 3.0.6 and 3.1.x before 3.1.1. Insufficient validation of input data in the 2nd stage bootloader allows a physically proximate attacker to bypass secure boot checks and execute arbitrary code, by crafting an application binary that...
CVE-2018-18558
Affected software: Espressif ESP-IDF 2.x and 3.x before 3.0.6, and 3.1.x before 3.1.1. Root cause: Insufficient validation of input data in the 2nd stage bootloader (process_segment in components/bootloader_support/src/esp_image_format.c). Vulnerability allows a physically proximate attacker to b...
CVE-2018-18558
An issue was discovered in Espressif ESP-IDF 2.x and 3.x before 3.0.6 and 3.1.x before 3.1.1. Insufficient validation of input data in the 2nd stage bootloader allows a physically proximate attacker to bypass secure boot checks and execute arbitrary code, by crafting an application binary that...
PT-2019-2446 · Cisco · Cisco Secure Boot +1
Name of the Vulnerable Software and Affected Versions: Cisco products that support hardware-based Secure Boot functionality affected versions not specified Description: A vulnerability in the logic that handles access control to one of the hardware components in Cisco's proprietary Secure Boot...
Cisco Releases Security Updates
Cisco has released security updates to address vulnerabilities in multiple Cisco products. A remote attacker could exploit one of these vulnerabilities to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review th...
