VDB

CVE-2021-1443

CVE-2021-1443 PUBLISHED CVSS 5.5 MEDIUM

A vulnerability in the web UI of Cisco IOS XE Software could allow an authenticated, remote attacker to execute arbitrary code with root privileges on the underlying operating system of an affected device. The vulnerability exists because the affected software improperly sanitizes values that are parsed from a specific configuration file. An attacker could exploit this vulnerability by tampering with a specific configuration file and then sending an API call. A successful exploit could allow the attacker to inject arbitrary code that would be executed on the underlying operating system of the affected device. To exploit this vulnerability, the attacker would need to have a privileged set of credentials to the device.

EPSS 0.69% · 72.1th percentile

Risk Scores

CVSS 3.1
5.5
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:N
EPSS Score
0.69%
72.1th percentile

Affected Products

VendorProductVersions
CiscoCisco IOS XE Softwaren/a
ciscoios_xe16.9.1a, 16.9.1b, 16.9.1c

Timeline

  • Mar 24, 2021 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 23, 2021 EPSS Score
  • Aug 24, 2021 EPSS Score
  • Dec 27, 2021 EPSS Score
  • Jan 6, 2022 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Feb 28, 2022 EPSS Score
  • Apr 1, 2022 EPSS Score
  • Jul 3, 2022 EPSS Score
  • Sep 4, 2022 EPSS Score
  • Nov 6, 2022 EPSS Score
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