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JpcertCVE-2021-20630

HistoryMar 18, 2021 - 1:15 a.m.

CVE-2021-20630

2021-03-1801:15:11

jpcert

web.nvd.nist.gov

cve-2021-20630

cybozu office

access control

vulnerability

phone messages

data

security

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:P/I:N/A:N

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.8

Confidence

High

EPSS

0.001

Percentile

22.7%

JSON

Improper access control vulnerability in Phone Messages of Cybozu Office 10.0.0 to 10.8.4 allows authenticated attackers to bypass access restriction and obtain the data of Phone Messages via unspecified vectors.

Affected configurations

Nvd

Vulners

Node

cybozuofficeRange10.0.0–10.8.4

VendorProductVersionCPE
cybozuoffice*cpe:2.3:a:cybozu:office:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
cybozu	office	*	cpe:2.3:a:cybozu:office::::::::

CNA Affected

[
  {
    "product": "Cybozu Office",
    "vendor": "Cybozu, Inc.",
    "versions": [
      {
        "status": "affected",
        "version": "10.0.0 to 10.8.4"
      }
    ]
  }
]

References

jvn.jp/en/jp/JVN45797538/index.html

kb.cybozu.support/article/36872/

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:P/I:N/A:N

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.8

Confidence

High

EPSS

0.001

Percentile

22.7%

JSON

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