Bugzilla 2.19.1 through 2.20rc2 and 2.21, with user matching turned on in substring mode, allows attackers to list all users whose names match an arbitrary substring, even when the usevisibilitygroups parameter is set
Published Oct 5, 2005
5.0
MEDIUMCVSS 2.0
EPSS 0.97%
Description
Bugzilla 2.19.1 through 2.20rc2 and 2.21, with user matching turned on in substring mode, allows attackers to list all users whose names match an arbitrary substring, even when the usevisibilitygroups parameter is set.
Affected products
No data.
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.
AV:N/AC:L/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 1, 2026 | 0.97% (0.00975) | 60.73th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.97% (0.00975) | 57.35th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.44% (0.00437) | 60.88th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.78% (0.00782) | 82.10th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.78% (0.00782) | 80.82th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.78% (0.00782) | 78.65th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
No CWE recorded.
References (5)
- http://marc.info/?l=bugtraq&m=112818466125484&w=2 mailing-listx_refsource_BUGTRAQ
- http://secunia.com/advisories/17030/ third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://www.bugzilla.org/security/2.18.4/ x_refsource_CONFIRMPatchVendor Advisory
- http://www.securityfocus.com/bid/14996 vdb-entryx_refsource_BIDPatch
- https://exchange.xforce.ibmcloud.com/vulnerabilities/42799 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://marc.info/?l=bugtraq&m=112818466125484&w=2 | mailing-listx_refsource_BUGTRAQ | |
| http://secunia.com/advisories/17030/ | third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory | |
| http://www.bugzilla.org/security/2.18.4/ | x_refsource_CONFIRMPatchVendor Advisory | |
| http://www.securityfocus.com/bid/14996 | vdb-entryx_refsource_BIDPatch | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/42799 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.