CVE-2021-31800 – impacket

Package

Manager: pip
Name: impacket
Vulnerable Version: >=0 <0.9.23

Severity

Level: Critical

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

EPSS: 0.39208 pctl0.97189

Details

Path traversal in impacket Multiple path traversal vulnerabilities exist in smbserver.py in Impacket before 0.9.23. An attacker that connects to a running smbserver instance can list and write to arbitrary files via ../ directory traversal. This could potentially be abused to achieve arbitrary code execution by replacing /etc/shadow or an SSH authorized key.

Metadata

Created: 2021-06-18T18:43:14Z
Modified: 2024-09-23T17:06:06Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/06/GHSA-mj63-64x7-57xf/GHSA-mj63-64x7-57xf.json
CWE IDs: ["CWE-22"]
Alternative ID: GHSA-mj63-64x7-57xf
Finding: F063
Auto approve: 1