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CVE-2021-34700

MEDIUMCVSS 5.5/10EPSS 0.25%

Last modified

CVE-2021-34700 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A vulnerability in the CLI interface of Cisco SD-WAN vManage Software could allow an authenticated, local attacker to read arbitrary files on the underlying file system of an affected system. This vulnerability exists because access to sensitive information on an affected system is not sufficiently controlled. EPSS estimates a 0.25% chance of exploitation in the next 30 days.

Description

A vulnerability in the CLI interface of Cisco SD-WAN vManage Software could allow an authenticated, local attacker to read arbitrary files on the underlying file system of an affected system. This vulnerability exists because access to sensitive information on an affected system is not sufficiently controlled. An attacker could exploit this vulnerability by gaining unauthorized access to sensitive information on an affected system. A successful exploit could allow the attacker to create forged authentication requests and gain unauthorized access to the web UI of an affected system.

Metrics

CVSS 3.1
5.5/10

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

EPSS Probability
0.25%

16.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoCatalyst Sd-Wan Manager>= 20.5.0, < 20.5.1
CiscoSd-Wan Vmanage< 20.4.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-34700?
A vulnerability in the CLI interface of Cisco SD-WAN vManage Software could allow an authenticated, local attacker to read arbitrary files on the underlying file system of an affected system. This vulnerability exists because access to sensitive information on an affected system is not sufficiently controlled. An attacker could exploit this vulnerability by gaining unauthorized access to sensitive information on an affected system. A successful exploit could allow the attacker to create forged authentication requests and gain unauthorized access to the web UI of an affected system.
How severe is CVE-2021-34700?
CVE-2021-34700 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.
How do I fix CVE-2021-34700?
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-2021-34700?

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

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Source: NVD / NIST