CVE-2022-33967

2022-07-2007:15:08

CWE-787

[email protected]

web.nvd.nist.gov

cve-2022-33967

squashfs

u-boot

buffer overflow

vulnerability

dos

arbitrary code execution

nvd

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

8.9 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

59.2%

JSON

squashfs filesystem implementation of U-Boot versions from v2020.10-rc2 to v2022.07-rc5 contains a heap-based buffer overflow vulnerability due to a defect in the metadata reading process. Loading a specially crafted squashfs image may lead to a denial-of-service (DoS) condition or arbitrary code execution.

Affected configurations

Vulners

NVD

Node

denx_software_engineeringu-bootRange2020.10-rc2–2022.07-rc5

CPENameOperatorVersion
denx:u-bootdenx u-booteq2020.10
denx:u-bootdenx u-booteq2021.01
denx:u-bootdenx u-booteq2021.04
denx:u-bootdenx u-booteq2022.01
denx:u-bootdenx u-booteq2022.04
denx:u-bootdenx u-booteq2022.07

CPE	Name	Operator	Version
denx:u-boot	denx u-boot	eq	2020.10
denx:u-boot	denx u-boot	eq	2021.01
denx:u-boot	denx u-boot	eq	2021.04
denx:u-boot	denx u-boot	eq	2022.01
denx:u-boot	denx u-boot	eq	2022.04
denx:u-boot	denx u-boot	eq	2022.07

CNA Affected

[
  {
    "product": "U-Boot",
    "vendor": "DENX Software Engineering",
    "versions": [
      {
        "status": "affected",
        "version": "versions from v2020.10-rc2 to v2022.07-rc5"
      }
    ]
  }
]