CVE-2025-20177

The CVE-2025-20177 issue affects Cisco IOS XR Software during boot. Affected component: boot verification process; root-privileged, authenticated local attacker can bypass image signature verification and load unverified software by manipulating system configuration options, potentially altering ...

CVE-2025-20177 Cisco IOS XR Software Image Verification Bypass Vulnerability

A vulnerability in the boot process of Cisco IOS XR Software could allow an authenticated, local attacker to bypass Cisco IOS XR image signature verification and load unverified software on an affected device. To exploit this vulnerability, the attacker must have root-system privileges on the...

CVE-2025-20143 Cisco IOS XR Software Secure Boot Bypass Vulnerability

A vulnerability in the boot process of Cisco IOS XR Software could allow an authenticated, local attacker with high privileges to bypass the Secure Boot functionality and load unverified software on an affected device. To exploit this vulnerability, the attacker must have root-system privileges o...

CVE-2025-20143

CVE-2025-20143 concerns Cisco IOS XR Software: a vulnerability in the boot process due to insufficient module verification during software loading. An authenticated, high-privilege local attacker could bypass Secure Boot and load unverified binaries, potentially controlling boot configuration and...

CVE-2025-20143 Cisco IOS XR Software Secure Boot Bypass Vulnerability

A vulnerability in the boot process of Cisco IOS XR Software could allow an authenticated, local attacker with high privileges to bypass the Secure Boot functionality and load unverified software on an affected device. To exploit this vulnerability, the attacker must have root-system privileges o...

Cisco IOS XR Software Secure Boot Bypass Vulnerability

A vulnerability in the boot process of Cisco IOS XR Software could allow an authenticated, local attacker with high privileges to bypass the Secure Boot functionality and load unverified software on an affected device. To exploit this vulnerability, the attacker must have root-system privileges o...

grub2: net: Out-of-bounds write in grub_net_search_config_file()

A flaw was found in grub2. During the network boot process, when trying to search for the configuration file, grub copies data from a user controlled environment variable into an internal buffer using the grubstrcpy function. During this step, it fails to consider the environment variable length...

Important: Red Hat Security Advisory: grub2 security update

An update for grub2 is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Cisco IOS XR 安全漏洞

Cisco IOS XR is a set of operating systems developed by Cisco USA for its network devices. A security vulnerability exists in Cisco IOS XR that stems from incomplete file validation during boot validation, which could allow a local attacker to bypass image signature verification...

The vulnerability of the U-Boot loader, related to integer overflows, allows attackers to influence the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the U-Boot loader is related to a numerical overflow condition. Exploiting this vulnerability can allow an attacker to influence the confidentiality, integrity, and accessibility of the protected information...

The vulnerability of the sqfs_resolve_symlink function in the U-Boot loader allows a hacker to influence the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the sqfsresolvesymlink function in the U-Boot loader is related to integer overflow. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

The vulnerability of the sqfs_size function in the U-Boot loader allows a hacker to execute arbitrary code.

The vulnerability of the sqfssize function in the U-Boot loader is related to an uncontrolled recursion. Exploiting this vulnerability could allow a hacker to execute arbitrary code...

The vulnerability of the ext4fs_read_symlink function in the U-Boot loader allows a attacker to influence the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the ext4fsreadsymlink function in the U-Boot loader is related to a potential overflow condition. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

The vulnerability of the sqfs inode_size function in the U-Boot loader allows a attacker to influence the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the sqfs inodesize function in the U-Boot loader is related to integer overflow. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

PT-2025-11103 · Cisco · Cisco Ios Xr

Name of the Vulnerable Software and Affected Versions: Cisco IOS XR Software affected versions not specified Description: A vulnerability in the boot process could allow an authenticated, local attacker to bypass image signature verification and load unverified software on an affected device. The...

grub2: net: Out-of-bounds write in grub_net_search_config_file()

A flaw was found in grub2. During the network boot process, when trying to search for the configuration file, grub copies data from a user controlled environment variable into an internal buffer using the grubstrcpy function. During this step, it fails to consider the environment variable length...

CVE-2024-56181

A vulnerability has been identified in SIMATIC Field PG M5 All versions, SIMATIC IPC BX-21A All versions V31.01.07, SIMATIC IPC BX-32A All versions V29.01.07, SIMATIC IPC BX-39A All versions V29.01.07, SIMATIC IPC BX-59A All versions V32.01.04, SIMATIC IPC PX-32A All versions V29.01.07, SIMATIC I...

CVE-2024-56181

A vulnerability has been identified in SIMATIC Field PG M5 All versions, SIMATIC IPC BX-21A All versions V31.01.07, SIMATIC IPC BX-32A All versions V29.01.07, SIMATIC IPC BX-39A All versions V29.01.07, SIMATIC IPC BX-59A All versions V32.01.04, SIMATIC IPC PX-32A All versions V29.01.07, SIMATIC I...

grub2: net: Out-of-bounds write in grub_net_search_config_file()

A flaw was found in grub2. During the network boot process, when trying to search for the configuration file, grub copies data from a user controlled environment variable into an internal buffer using the grubstrcpy function. During this step, it fails to consider the environment variable length...

CVE-2024-56181

CVE-2024-56181 affects Siemens SIMATIC devices (e.g., Field PG M5, IPC BX-21A/BX-32A/BX-39A/BX-59A, PX-32A/PX-39A, RC/RW families, IPC127E/227E/277E/3000/327G/347G/377G/427E/477E/527G/627E/647E/677E/847E, ITP1000, etc.). The vulnerability stems from insufficient protection of EFI variables stored...