CVE-2021-4287

2022-12-2711:15:10

CWE-59

CWE-61

[email protected]

web.nvd.nist.gov

cve-2021-4287

vulnerability

refirm labs

binwalk

symlink

remote attack

upgrade

patch

vdb-216876

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

50.0%

JSON

A vulnerability, which was classified as problematic, was found in ReFirm Labs binwalk up to 2.3.2. Affected is an unknown function of the file src/binwalk/modules/extractor.py of the component Archive Extraction Handler. The manipulation leads to symlink following. It is possible to launch the attack remotely. Upgrading to version 2.3.3 is able to address this issue. The name of the patch is fa0c0bd59b8588814756942fe4cb5452e76c1dcd. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-216876.

Affected configurations

Vulners

NVD

Node

microsoftbinwalkMatch2.3.0

microsoftbinwalkMatch2.3.1

microsoftbinwalkMatch2.3.2

VendorProductVersionCPE
microsoftbinwalk2.3.0cpe:2.3:a:microsoft:binwalk:2.3.0:*:*:*:*:*:*:*
microsoftbinwalk2.3.1cpe:2.3:a:microsoft:binwalk:2.3.1:*:*:*:*:*:*:*
microsoftbinwalk2.3.2cpe:2.3:a:microsoft:binwalk:2.3.2:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
microsoft	binwalk	2.3.0	cpe:2.3:a:microsoft:binwalk:2.3.0:::::::*
microsoft	binwalk	2.3.1	cpe:2.3:a:microsoft:binwalk:2.3.1:::::::*
microsoft	binwalk	2.3.2	cpe:2.3:a:microsoft:binwalk:2.3.2:::::::*

CNA Affected

[
  {
    "vendor": "ReFirm Labs",
    "product": "binwalk",
    "versions": [
      {
        "version": "2.3.0",
        "status": "affected"
      },
      {
        "version": "2.3.1",
        "status": "affected"
      },
      {
        "version": "2.3.2",
        "status": "affected"
      }
    ],
    "modules": [
      "Archive Extraction Handler"
    ]
  }
]