VDB

CVE-2020-3201

CVE-2020-3201 PUBLISHED CVSS 6 MEDIUM

A vulnerability in the Tool Command Language (Tcl) interpreter of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker with privileged EXEC credentials to cause a denial of service (DoS) condition on an affected system. The vulnerability is due to insufficient input validation of data passed to the Tcl interpreter. An attacker could exploit this vulnerability by executing crafted Tcl arguments on an affected device. An exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.

EPSS 0.03% · 10.0th percentile

Risk Scores

CVSS 3.0
6
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
EPSS Score
0.03%
10.0th percentile

Affected Products

VendorProductVersions
ciscoios*, 15.4\(3\)sn1, 15.4\(3\)sn1a
CiscoCisco IOS 12.2(25)Sn/a
ciscoios_xe3.2.5sg, 3.2.6sg, 3.2.7sg

Timeline

  • Jun 3, 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
  • Feb 28, 2022 EPSS Score
  • Apr 1, 2022 EPSS Score
  • May 1, 2022 EPSS Score
  • Jul 3, 2022 EPSS Score
  • Sep 4, 2022 EPSS Score
  • Nov 6, 2022 EPSS Score
Open in Interactive Console →
$ Console Community · 100/wk Open console ›