VDB

CVE-2020-3477

CVE-2020-3477 PUBLISHED CVSS 5.5 MEDIUM

A vulnerability in the CLI parser of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to access files from the flash: filesystem. The vulnerability is due to insufficient application of restrictions during the execution of a specific command. An attacker could exploit this vulnerability by using a specific command at the command line. A successful exploit could allow the attacker to obtain read-only access to files that are located on the flash: filesystem that otherwise might not have been accessible.

EPSS 0.05% · 15.9th percentile

Risk Scores

CVSS 3.0
5.5
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score
0.05%
15.9th percentile

Affected Products

VendorProductVersions
ciscoios16.3.11
CiscoCisco IOS*

Timeline

  • Sep 24, 2020 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 23, 2021 EPSS Score
  • Aug 9, 2021 EPSS Score
  • Oct 10, 2021 EPSS Score
  • Oct 26, 2021 EPSS Score
  • Dec 27, 2021 EPSS Score
  • Jan 6, 2022 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Apr 1, 2022 EPSS Score
  • May 1, 2022 EPSS Score
  • Jul 3, 2022 EPSS Score
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