CVE-2021-1484

MEDIUMCVSS 6.5/10EPSS 1.19%

Last modified

CVE-2021-1484 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A vulnerability in the web UI of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to inject arbitrary commands on an affected system and cause a denial of service (DoS) condition. This vulnerability is due to improper input validation of user-supplied input to the device template configuration. An attacker could exploit this vulnerability by submitting crafted input to the device template configuration. EPSS estimates a 1.19% chance of exploitation in the next 30 days.

Description

A vulnerability in the web UI of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to inject arbitrary commands on an affected system and cause a denial of service (DoS) condition. This vulnerability is due to improper input validation of user-supplied input to the device template configuration. An attacker could exploit this vulnerability by submitting crafted input to the device template configuration. A successful exploit could allow the attacker to cause a DoS condition on the affected system.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

Metrics

CVSS 3.1
6.5/10

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

EPSS Probability
1.19%

64.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoCatalyst Sd-Wan Manager17.2.4
CiscoCatalyst Sd-Wan Manager17.2.5
CiscoCatalyst Sd-Wan Manager17.2.6
CiscoCatalyst Sd-Wan Manager17.2.7
CiscoCatalyst Sd-Wan Manager17.2.8
CiscoCatalyst Sd-Wan Manager17.2.9
CiscoCatalyst Sd-Wan Manager17.2.10
CiscoCatalyst Sd-Wan Manager18.2.0
CiscoCatalyst Sd-Wan Manager18.3.0
CiscoCatalyst Sd-Wan Manager18.3.1
CiscoCatalyst Sd-Wan Manager18.3.1.1
CiscoCatalyst Sd-Wan Manager18.3.3
CiscoCatalyst Sd-Wan Manager18.3.3.1
CiscoCatalyst Sd-Wan Manager18.3.4
CiscoCatalyst Sd-Wan Manager18.3.5
CiscoCatalyst Sd-Wan Manager18.3.6
CiscoCatalyst Sd-Wan Manager18.3.6.1
CiscoCatalyst Sd-Wan Manager18.3.7
CiscoCatalyst Sd-Wan Manager18.3.8
CiscoCatalyst Sd-Wan Manager18.4.0
CiscoCatalyst Sd-Wan Manager18.4.0.1
CiscoCatalyst Sd-Wan Manager18.4.1
CiscoCatalyst Sd-Wan Manager18.4.3
CiscoCatalyst Sd-Wan Manager18.4.4
CiscoCatalyst Sd-Wan Manager18.4.5
CiscoCatalyst Sd-Wan Manager18.4.302
CiscoCatalyst Sd-Wan Manager18.4.303
CiscoCatalyst Sd-Wan Manager18.4.501_es
CiscoCatalyst Sd-Wan Manager19.0.0
CiscoCatalyst Sd-Wan Manager19.0.1a
CiscoCatalyst Sd-Wan Manager19.1.0
CiscoCatalyst Sd-Wan Manager19.2.0
CiscoCatalyst Sd-Wan Manager19.2.1
CiscoCatalyst Sd-Wan Manager19.2.2
CiscoCatalyst Sd-Wan Manager19.2.3
CiscoCatalyst Sd-Wan Manager19.2.4
CiscoCatalyst Sd-Wan Manager19.2.4.0.1
CiscoCatalyst Sd-Wan Manager19.2.31
CiscoCatalyst Sd-Wan Manager19.2.097
CiscoCatalyst Sd-Wan Manager19.2.098
CiscoCatalyst Sd-Wan Manager19.2.099
CiscoCatalyst Sd-Wan Manager19.2.929
CiscoCatalyst Sd-Wan Manager19.3.0
CiscoCatalyst Sd-Wan Manager20.1.1
CiscoCatalyst Sd-Wan Manager20.1.1.1
CiscoCatalyst Sd-Wan Manager20.1.2
CiscoCatalyst Sd-Wan Manager20.1.12
CiscoCatalyst Sd-Wan Manager20.3.1
CiscoCatalyst Sd-Wan Manager20.3.2
CiscoCatalyst Sd-Wan Manager20.3.2.1

Showing 50 of 58 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2021-1484?
A vulnerability in the web UI of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to inject arbitrary commands on an affected system and cause a denial of service (DoS) condition. This vulnerability is due to improper input validation of user-supplied input to the device template configuration. An attacker could exploit this vulnerability by submitting crafted input to the device template configuration. A successful exploit could allow the attacker to cause a DoS condition on the affected system.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
How severe is CVE-2021-1484?
CVE-2021-1484 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.19% probability of exploitation in the next 30 days.
How do I fix CVE-2021-1484?
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-2021-1484?

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

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Source: NVD / NIST