CVE-2021-20634 — MEDIUM (4.3)

Q: How severe is CVE-2021-20634?

CVE-2021-20634 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-20634?

Check the references section above for vendor advisories and patch information. Affected products include: Cybozu Office.

Vulnerability Description

Improper access control vulnerability in Custom App of Cybozu Office 10.0.0 to 10.8.4 allows authenticated attackers to bypass access restriction and obtain the date of Custom App via unspecified vectors.

CVSS Score

4.3

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Cybozu	Office	>= 10.0.0, <= 10.8.4

References

https://jvn.jp/en/jp/JVN45797538/index.htmlThird Party Advisory
https://kb.cybozu.support/article/36865/Vendor Advisory
https://jvn.jp/en/jp/JVN45797538/index.htmlThird Party Advisory
https://kb.cybozu.support/article/36865/Vendor Advisory

FAQ

What is CVE-2021-20634?

CVE-2021-20634 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Improper access control vulnerability in Custom App of Cybozu Office 10.0.0 to 10.8.4 allows authenticated attackers to bypass access restriction and obtain the date of Custom App via unspecified vect...

How severe is CVE-2021-20634?

CVE-2021-20634 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-20634?

Check the references section above for vendor advisories and patch information. Affected products include: Cybozu Office.