register.php in Ultimate PHP Board (UPB) 1.0 and 1.0b uses an administrative account Admin with a capital "A," but allows a remote attacker to impersonate the administrator by registering an account name of admin with a lower case "a."
Published Jun 28, 2005
9.8
CRITICALCVSS 3.1
EPSS 2.38%
Description
register.php in Ultimate PHP Board (UPB) 1.0 and 1.0b uses an administrative account Admin with a capital "A," but allows a remote attacker to impersonate the administrator by registering an account name of admin with a lower case "a."
Affected products
No data.
- 1.0
- 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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
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 (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.38% (0.02375) | 83.24th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.38% (0.02375) | 81.61th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.53% (0.01529) | 79.58th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.02% (0.03020) | 77.64th | v4 (v2025.03.14) |
| Mar 25, 2025 | 1.53% (0.01529) | 79.48th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.14% (0.03137) | 85.99th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.74% (0.00741) | 81.54th | v3 (v2023.03.01) |
| May 24, 2024 | 0.72% (0.00718) | 80.52th | v3 (v2023.03.01) |
| May 10, 2024 | 0.60% (0.00604) | 78.42th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.51% (0.00511) | 76.33th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.46% (0.00462) | 74.82th | v3 (v2023.03.01) |
| Feb 16, 2024 | 0.55% (0.00552) | 76.88th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.29% (0.00295) | 68.44th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.15% (0.01152) | 82.61th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
References (3)
- http://www.iss.net/security_center/static/9972.php vdb-entryx_refsource_XFBroken LinkPatch
- http://www.securityfocus.com/archive/1/289417 mailing-listx_refsource_BUGTRAQBroken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/5580 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://www.iss.net/security_center/static/9972.php | vdb-entryx_refsource_XFBroken LinkPatch | |
| http://www.securityfocus.com/archive/1/289417 | mailing-listx_refsource_BUGTRAQBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/bid/5580 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.