Strix
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CVE-2021-1491

UnknownEPSS 1.32%

Last modified

CVE-2021-1491 is a vulnerability of currently unknown severity. A vulnerability in the web-based management interface of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to read arbitrary files on the underlying file system of the device. This vulnerability is due to insufficient file scope limiting. An attacker could exploit this vulnerability by creating a specific file reference on the file system and then accessing it through the web-based management interface. EPSS estimates a 1.32% chance of exploitation in the next 30 days.

Description

A vulnerability in the web-based management interface of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to read arbitrary files on the underlying file system of the device. This vulnerability is due to insufficient file scope limiting. An attacker could exploit this vulnerability by creating a specific file reference on the file system and then accessing it through the web-based management interface. A successful exploit could allow the attacker to read arbitrary files from the file system of the underlying operating system.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

Metrics

EPSS Probability
1.32%

67.1th 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 Manager18.4.6
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 Manager19.2.32
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 Manager20.1.2_937
CiscoCatalyst Sd-Wan Manager20.1.12

Showing 50 of 63 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2021-1491?
A vulnerability in the web-based management interface of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to read arbitrary files on the underlying file system of the device. This vulnerability is due to insufficient file scope limiting. An attacker could exploit this vulnerability by creating a specific file reference on the file system and then accessing it through the web-based management interface. A successful exploit could allow the attacker to read arbitrary files from the file system of the underlying operating system.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
How severe is CVE-2021-1491?
Severity scoring for CVE-2021-1491 is pending analysis. The EPSS model estimates a 1.32% probability of exploitation in the next 30 days.
How do I fix CVE-2021-1491?
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-2021-1491?

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

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Source: NVD / NIST