VDB

CVE-2020-3404

CVE-2020-3404 PUBLISHED CVSS 6.699999809265137 MEDIUM

A vulnerability in the persistent Telnet/Secure Shell (SSH) CLI of Cisco IOS XE Software could allow an authenticated, local attacker to gain shell access on an affected device and execute commands on the underlying operating system (OS) with root privileges. The vulnerability is due to insufficient enforcement of the consent token in authorizing shell access. An attacker could exploit this vulnerability by authenticating to the persistent Telnet/SSH CLI on an affected device and requesting shell access. A successful exploit could allow the attacker to gain shell access on the affected device and execute commands on the underlying OS with root privileges.

EPSS 0.02% · 6.7th percentile

Risk Scores

CVSS 3.0
6.699999809265137
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.02%
6.7th percentile

Affected Products

VendorProductVersions
CiscoCisco IOS XE Softwaren/a
ciscoios_xe16.11.1

Timeline

  • Sep 24, 2020 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 23, 2021 EPSS Score
  • Aug 24, 2021 EPSS Score
  • Oct 26, 2021 EPSS Score
  • Dec 27, 2021 EPSS Score
  • Jan 6, 2022 EPSS Score
  • Feb 28, 2022 EPSS Score
  • May 1, 2022 EPSS Score
  • Sep 4, 2022 EPSS Score
  • Nov 6, 2022 EPSS Score
  • Jan 8, 2023 EPSS Score
Open in Interactive Console →
$ Console Community · 100/wk Open console ›