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

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...

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...

EfiGuard - Disable PatchGuard And DSE At Boot Time

EfiGuard is a portable x64 UEFI bootkit that patches the Windows boot manager, boot loader and kernel at boot time in order to disable PatchGuard and Driver Signature Enforcement DSE. Features Currently supports all EFI-compatible versions of Windows x64 ever released, from Vista SP1 to Server...

Buffer Overflow Vulnerability in Multiple IBM Products

The IBM Power System S922, among others, is a Power processor-based server device from IBM in the United States. A buffer overflow vulnerability exists in the boot loader in several IBM products. An attacker could exploit this vulnerability to overwrite the bootloader's instruction memory, bypass...

CVE-2018-1992

The IBM Power 9 OP910, OP920, and FW910 boot firmware's bootloader is responsible for loading and validating the initial boot firmware image that drives the rest of the system's hardware initialization. The bootloader firmware contains a buffer overflow vulnerability such that, if an attacker wer...

CVE-2018-1992

The IBM Power 9 OP910, OP920, and FW910 boot firmware's bootloader is responsible for loading and validating the initial boot firmware image that drives the rest of the system's hardware initialization. The bootloader firmware contains a buffer overflow vulnerability such that, if an attacker wer...

Buffer overflow

The IBM Power 9 OP910, OP920, and FW910 boot firmware's bootloader is responsible for loading and validating the initial boot firmware image that drives the rest of the system's hardware initialization. The bootloader firmware contains a buffer overflow vulnerability such that, if an attacker wer...

Design/Logic Flaw

Secure boot bypass and memory extraction can be achieved on Neato Botvac Connected 2.2.0 devices. During startup, the AM335x secure boot feature decrypts and executes firmware. Secure boot can be bypassed by starting with certain commands to the USB serial port. Although a power cycle occurs, thi...

CVE-2018-20785

Secure boot bypass and memory extraction can be achieved on Neato Botvac Connected 2.2.0 devices. During startup, the AM335x secure boot feature decrypts and executes firmware. Secure boot can be bypassed by starting with certain commands to the USB serial port. Although a power cycle occurs, thi...

CVE-2018-20785

Secure boot bypass and memory extraction can be achieved on Neato Botvac Connected 2.2.0 devices. During startup, the AM335x secure boot feature decrypts and executes firmware. Secure boot can be bypassed by starting with certain commands to the USB serial port. Although a power cycle occurs, thi...

CVE-2018-20785

Secure boot bypass and memory extraction can be achieved on Neato Botvac Connected 2.2.0 devices. During startup, the AM335x secure boot feature decrypts and executes firmware. Secure boot can be bypassed by starting with certain commands to the USB serial port. Although a power cycle occurs, thi...

CVE-2018-20785

CVE-2018-20785 affects Neato Botvac Connected 2.2.0. The AM335x secure boot can be bypassed by issuing certain commands to the USB serial port during startup, allowing execution of an unsigned QNX IFS image via a boot menu (XMODEM). A power cycle does not fully reset the chip, leaving memory cont...

OracleVM 3.4 : Unbreakable / etc (OVMSA-2019-0002)

The remote OracleVM system is missing necessary patches to address critical security updates : - rds: congestion updates can be missed when kernel low on memory Mukesh Kacker Orabug: 28425811 - net/rds: ib: Fix endless RNR Retries caused by memory allocation failures Venkat Venkatsubra Orabug:...

CVE-2019-7308

kernel/bpf/verifier.c in the Linux kernel before 4.20.6 performs undesirable out-of-bounds speculation on pointer arithmetic in various cases, including cases of different branches with different state or limits to sanitize, leading to side-channel attacks...

System x Secure Boot Vulnerability - US

Lenovo Security Advisory: LEN-20241 Potential Impact: Booting unauthenticated code Severity: High Scope of Impact: Lenovo-only CVE Identifier: CVE-2017-3775 Summary Description: Lenovo internal testing discovered some System x server BIOS/UEFI versions that, when Secure Boot mode is enabled by a...