MEDIUM
Cybozu Office 9.1.0 and earlier does not properly manage sessions, which allows remote attackers to bypass authentication by leveraging knowledge of a login URL
Published Jul 18, 2013
5.8
MEDIUMCVSS 2.0
EPSS 1.97%
Description
Cybozu Office 9.1.0 and earlier does not properly manage sessions, which allows remote attackers to bypass authentication by leveraging knowledge of a login URL.
Affected products
No data.
- ≤ 9.1.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
5.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.97% 0.01969
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.01969
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.97% (0.01969) | 79.69th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.97% (0.01969) | 77.74th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.26% (0.00256) | 47.08th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.41% (0.00410) | 74.70th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.41% (0.00410) | 73.19th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.41% (0.00414) | 69.98th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
Weaknesses (1)
References (4)
- http://jvn.jp/en/jp/JVN19491840/index.html third-party-advisoryx_refsource_JVN
- http://jvndb.jvn.jp/jvndb/JVNDB-2013-000069 third-party-advisoryx_refsource_JVNDB
- http://products.cybozu.co.jp/office/ver9/download/update/fix910.html x_refsource_CONFIRMVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/85894 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://jvn.jp/en/jp/JVN19491840/index.html | third-party-advisoryx_refsource_JVN | |
| http://jvndb.jvn.jp/jvndb/JVNDB-2013-000069 | third-party-advisoryx_refsource_JVNDB | |
| http://products.cybozu.co.jp/office/ver9/download/update/fix910.html | x_refsource_CONFIRMVendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/85894 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner jpcert
Published Jul 18, 2013
Updated Aug 6, 2024
Reserved May 22, 2013
Link CVE-2013-3656
CISA Vulnrichment
Updated n/a