CVE-2021-20803

Description

Operation restriction bypass in the management screen of Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to alter the data of the management screen.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.15%
Vendor Advisory cybozu.support
Affected: Cybozu, Inc. Cybozu Remote Service
Published at:
Updated at:

References

Link Tags
https://jvn.jp/en/jp/JVN52694228/index.html third party advisory
https://kb.cybozu.support/article/37421 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-20803?
CVE-2021-20803 has been scored as a medium severity vulnerability.
How to fix CVE-2021-20803?
To fix CVE-2021-20803, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-20803 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-20803 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-20803?
CVE-2021-20803 affects Cybozu, Inc. Cybozu Remote Service.
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