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JVN#45797538: Multiple vulnerabilities in Cybozu Office

Description

Cybozu Office provided by Cybozu, Inc. contains multiple vulnerabilities listed below. **[CyVDB-1657] Operational restrictions bypass vulnerability in Scheduler ([CWE-264](<https://cwe.mitre.org/data/definitions/264.html>))** \- CVE-2021-20624 Version| Vector| Score ---|---|--- CVSS v3| CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N| **Base Score: 4.3** CVSS v2| AV:N/AC:L/Au:S/C:N/I:P/A:N| **Base Score: 4.0** **[CyVDB-1727] Operational restrictions bypass vulnerability in Bulletin Board ([CWE-264](<https://cwe.mitre.org/data/definitions/264.html>))** \- CVE-2021-20625 Version| Vector| Score ---|---|--- CVSS v3| CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N| **Base Score: 4.3** CVSS v2| AV:N/AC:L/Au:S/C:N/I:P/A:N| **Base Score: 4.0** **[CyVDB-1895][CyVDB-2658] Operational restrictions bypass vulnerability in Workflow ([CWE-264](<https://cwe.mitre.org/data/definitions/264.html>))** \- CVE-2021-20626 Version| Vector| Score ---|---|--- CVSS v3| CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N| **Base Score: 4.3** CVSS v2| AV:N/AC:L/Au:S/C:N/I:P/A:N| **Base Score: 4.0** **[CyVDB-1899] Cross-site scripting vulnerability in Address Book ([CWE-79](<https://cwe.mitre.org/data/definitions/79.html>))** \- CVE-2021-20627 Version| Vector| Score ---|---|--- CVSS v3| CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N| **Base Score: 4.7** CVSS v2| AV:N/AC:H/Au:N/C:N/I:P/A:N| **Base Score: 2.6** **[CyVDB-1924] Cross-site scripting vulnerability in Address Book ([CWE-79](<https://cwe.mitre.org/data/definitions/79.html>))** \- CVE-2021-20628 Version| Vector| Score ---|---|--- CVSS v3| CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N| **Base Score: 4.7** CVSS v2| AV:N/AC:H/Au:N/C:N/I:P/A:N| **Base Score: 2.6** **[CyVDB-2014] Cross-site scripting vulnerability in E-mail ([CWE-79](<https://cwe.mitre.org/data/definitions/79.html>))** \- CVE-2021-20629 Version| Vector| Score ---|---|--- CVSS v3| CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N| **Base Score: 4.7** CVSS v2| AV:N/AC:H/Au:N/C:N/I:P/A:N| **Base Score: 2.6** **[CyVDB-2018] Viewing restrictions bypass vulnerability in Phone Messages ([CWE-264](<https://cwe.mitre.org/data/definitions/264.html>))** \- CVE-2021-20630 Version| Vector| Score ---|---|--- CVSS v3| CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N| **Base Score: 4.3** CVSS v2| AV:N/AC:L/Au:S/C:P/I:N/A:N| **Base Score: 4.0** **[CyVDB-2063] Improper input validation vulnerability in Custom App ([CWE-20](<https://cwe.mitre.org/data/definitions/20.html>))** \- CVE-2021-20631 Version| Vector| Score ---|---|--- CVSS v3| CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L| **Base Score: 4.3** CVSS v2| AV:N/AC:L/Au:S/C:N/I:N/A:P| **Base Score: 4.0** **[CyVDB-2263] Viewing restrictions bypass vulnerability in Bulletin Board ([CWE-264](<https://cwe.mitre.org/data/definitions/264.html>))** \- CVE-2021-20632 Version| Vector| Score ---|---|--- CVSS v3| CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N| **Base Score: 4.3** CVSS v2| AV:N/AC:L/Au:S/C:P/I:N/A:N| **Base Score: 4.0** **[CyVDB-2310] Viewing restrictions bypass vulnerability in Cabinet ([CWE-264](<https://cwe.mitre.org/data/definitions/264.html>))** \- CVE-2021-20633 Version| Vector| Score ---|---|--- CVSS v3| CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N| **Base Score: 4.3** CVSS v2| AV:N/AC:L/Au:S/C:P/I:N/A:N| **Base Score: 4.0** **[CyVDB-2764] Viewing restrictions bypass vulnerability in Custom App ([CWE-264](<https://cwe.mitre.org/data/definitions/264.html>))** \- CVE-2021-20634 Version| Vector| Score ---|---|--- CVSS v3| CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N| **Base Score: 4.3** CVSS v2| AV:N/AC:L/Au:S/C:P/I:N/A:N| **Base Score: 4.0** **[CyVDB-1900] Cross-site scripting vulnerability in Address Book ([CWE-79](<https://cwe.mitre.org/data/definitions/79.html>))** \- CVE-2021-20849 Version| Vector| Score ---|---|--- CVSS v3| CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N| **Base Score: 4.7** CVSS v2| AV:N/AC:H/Au:N/C:N/I:P/A:N| **Base Score: 2.6** ## Impact * [CyVDB-1657]: A user who can log in to the product may alter the data of Scheduler without appropriate privileges. * [CyVDB-1727]: A user who can log in to the product may alter the data of Bulletin Board without appropriate privileges. * [CyVDB-1895] and [CyVDB-2658]: A user who can log in to the product may alter the data of Workflow without appropriate privileges. * [CyVDB-1899], [CyVDB-1924], [CyVDB-2014] and [CyVDB-1900]: An arbitrary script may be executed on a logged-in user's web browser. Note that [CyVDB-1924] issue only occurs when using Mozilla firefox. * [CyVDB-2018]: A user who can log in to the product may obtain the data of Phone Messages without the viewing privileges. * [CyVDB-2063]: A user who can log in to the product may alter the data of Custom App. * [CyVDB-2263]: A user who can log in to the product may obtain the data of Bulletin Board without the viewing privileges. * [CyVDB-2310]: A user who can log in to the product may obtain the data of Cabinet without the viewing privileges. * [CyVDB-2764]: A user who can log in to the product may obtain the data of Custom App without the viewing privileges. ## Solution **Update the Software** Update to the latest version according to the information provided by the developer. ## Products Affected * Cybozu Office 10.0.0 to 10.8.4


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