HIGH
zope: ZEO authentication bypass
Published Aug 7, 2009
8.7
HIGHCVSS 4.0
EPSS 2.86%
Description
Zope Object Database (ZODB) before 3.8.2, when certain Zope Enterprise Objects (ZEO) database sharing is enabled, allows remote attackers to bypass authentication via vectors involving the ZEO network protocol.
Affected products
Remediation
No remediation recorded yet.
Metrics
8.7 HIGH GHSA
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:L/SI:L/SA:N
Attack Vector Network
Attack Complexity Low
Attack Requirements None
Privileges Required None
User Interaction None
Vulnerable System Confidentiality None
Vulnerable System Integrity High
Vulnerable System Availability None
Subsequent System Confidentiality Low
Subsequent System Integrity Low
Subsequent System Availability None
7.5 HIGH GHSA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact High
Availability Impact None
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.86% 0.02860
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.02860
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 | 2.86% (0.02860) | 86.28th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.86% (0.02860) | 84.88th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.61% (0.00606) | 67.79th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.78% (0.01784) | 88.56th | v3 (v2023.03.01) |
| Jun 14, 2024 | 1.78% (0.01784) | 88.13th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.78% (0.01784) | 86.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.41% (0.01408) | 72.89th | v2 (v2022.01.01) |
| Mar 2, 2023 | 1.41% (0.01408) | 72.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.41% (0.01408) | 70.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.41% (0.01408) | 49.94th | v2 (v2022.01.01) |
Weaknesses (1)
References (14)
- http://mail.zope.org/pipermail/zope-announce/2009-August/002220.html mailing-listx_refsource_MLIST
- http://osvdb.org/56826 vdb-entryx_refsource_OSVDB
- http://pypi.python.org/pypi/ZODB3/3.8.2#whats-new-in-zodb-3-8-2 x_refsource_CONFIRMPatchVendor Advisory
- http://secunia.com/advisories/36204 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/36205 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.securityfocus.com/bid/35987 vdb-entryx_refsource_BID
- http://www.vupen.com/english/advisories/2009/2217 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2009-0669 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=513428 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/52379 vdb-entryx_refsource_XF
- https://github.com/advisories/GHSA-5432-c996-hvhj Advisory
- https://github.com/pypa/advisory-database/tree/main/vulns/zodb3/PYSEC-2009-9.yaml
- https://nvd.nist.gov/vuln/detail/CVE-2009-0669
- https://www.cve.org/CVERecord?id=CVE-2009-0669
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 7, 2009
Updated Aug 7, 2024
Reserved Feb 22, 2009
Link CVE-2009-0669
CISA Vulnrichment
GHSA-5432-C996-HVHJ Updated n/a