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CVE-2020-3213

MEDIUMCVSS 6.7/10EPSS 0.41%

Last modified

CVE-2020-3213 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. A vulnerability in the ROMMON of Cisco IOS XE Software could allow an authenticated, local attacker to elevate privileges to those of the root user of the underlying operating system. The vulnerability is due to the ROMMON allowing for special parameters to be passed to the device at initial boot up. EPSS estimates a 0.41% chance of exploitation in the next 30 days.

Description

A vulnerability in the ROMMON of Cisco IOS XE Software could allow an authenticated, local attacker to elevate privileges to those of the root user of the underlying operating system. The vulnerability is due to the ROMMON allowing for special parameters to be passed to the device at initial boot up. An attacker could exploit this vulnerability by sending parameters to the device at initial boot up. An exploit could allow the attacker to elevate from a Priv15 user to the root user and execute arbitrary commands with the privileges of the root user.

Metrics

CVSS 3.1
6.7/10

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

EPSS Probability
0.41%

32.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoIos Xe3.8.0s
CiscoIos Xe3.8.1s
CiscoIos Xe3.8.2s
CiscoIos Xe3.9.0as
CiscoIos Xe3.9.0s
CiscoIos Xe3.9.1as
CiscoIos Xe3.9.1s
CiscoIos Xe3.9.2s
CiscoIos Xe3.10.0s
CiscoIos Xe3.10.1s
CiscoIos Xe3.10.2as
CiscoIos Xe3.10.2s
CiscoIos Xe3.10.2ts
CiscoIos Xe3.10.3s
CiscoIos Xe3.10.4s
CiscoIos Xe3.10.5s
CiscoIos Xe3.10.6s
CiscoIos Xe3.10.7s
CiscoIos Xe3.10.8as
CiscoIos Xe3.10.8s
CiscoIos Xe3.10.9s
CiscoIos Xe3.10.10s
CiscoIos Xe3.11.0s
CiscoIos Xe3.11.1s
CiscoIos Xe3.11.2s
CiscoIos Xe3.11.3s
CiscoIos Xe3.11.4s
CiscoIos Xe3.12.0as
CiscoIos Xe3.12.0s
CiscoIos Xe3.12.1s
CiscoIos Xe3.12.2s
CiscoIos Xe3.12.3s
CiscoIos Xe3.12.4s
CiscoIos Xe3.13.0as
CiscoIos Xe3.13.0s
CiscoIos Xe3.13.1s
CiscoIos Xe3.13.2as
CiscoIos Xe3.13.2s
CiscoIos Xe3.13.3s
CiscoIos Xe3.13.4s
CiscoIos Xe3.13.5as
CiscoIos Xe3.13.5s
CiscoIos Xe3.13.6as
CiscoIos Xe3.13.6bs
CiscoIos Xe3.13.6s
CiscoIos Xe3.13.7as
CiscoIos Xe3.13.7s
CiscoIos Xe3.13.8s
CiscoIos Xe3.13.9s
CiscoIos Xe3.13.10s

Showing 50 of 192 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-3213?
A vulnerability in the ROMMON of Cisco IOS XE Software could allow an authenticated, local attacker to elevate privileges to those of the root user of the underlying operating system. The vulnerability is due to the ROMMON allowing for special parameters to be passed to the device at initial boot up. An attacker could exploit this vulnerability by sending parameters to the device at initial boot up. An exploit could allow the attacker to elevate from a Priv15 user to the root user and execute arbitrary commands with the privileges of the root user.
How severe is CVE-2020-3213?
CVE-2020-3213 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.41% probability of exploitation in the next 30 days.
How do I fix CVE-2020-3213?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-3213?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST