Simple Machines Forum (SMF) 1.1.2 uses a concatenation method with insufficient randomization when creating a WAV file CAPTCHA, which allows remote attackers to pass the CAPTCHA test via an automated brute-force attack
Published Jun 21, 2007
7.5
HIGHCVSS 2.0
EPSS 1.40%
Description
Simple Machines Forum (SMF) 1.1.2 uses a concatenation method with insufficient randomization when creating a WAV file CAPTCHA, which allows remote attackers to pass the CAPTCHA test via an automated brute-force attack.
Affected products
No data.
- 1.1.2
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: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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.40% (0.01402) | 71.53th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.40% (0.01402) | 68.90th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.68% (0.00675) | 69.77th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.82% (0.00819) | 82.56th | v3 (v2023.03.01) |
| Apr 24, 2024 | 0.82% (0.00819) | 81.63th | v3 (v2023.03.01) |
| Mar 17, 2024 | 0.75% (0.00748) | 80.52th | v3 (v2023.03.01) |
| Feb 7, 2024 | 0.60% (0.00597) | 76.14th | v3 (v2023.03.01) |
| Dec 31, 2023 | 0.56% (0.00560) | 75.23th | v3 (v2023.03.01) |
| Nov 22, 2023 | 0.60% (0.00599) | 76.02th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.59% (0.00591) | 74.98th | v3 (v2023.03.01) |
| Mar 6, 2023 | 15.35% (0.15351) | 95.97th | v2 (v2022.01.01) |
| Apr 1, 2022 | 15.35% (0.15351) | 95.60th | v2 (v2022.01.01) |
| Feb 4, 2022 | 15.35% (0.15351) | 91.59th | v2 (v2022.01.01) |
No CWE recorded.
References (5)
- http://osvdb.org/40617 vdb-entryx_refsource_OSVDB
- http://securitytracker.com/id?1018260 vdb-entryx_refsource_SECTRACK
- http://securityvulns.ru/Rdocument271.html x_refsource_MISC
- http://www.securityfocus.com/archive/1/471641/100/0/threaded mailing-listx_refsource_BUGTRAQ
- https://exchange.xforce.ibmcloud.com/vulnerabilities/34907 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/40617 | vdb-entryx_refsource_OSVDB | |
| http://securitytracker.com/id?1018260 | vdb-entryx_refsource_SECTRACK | |
| http://securityvulns.ru/Rdocument271.html | x_refsource_MISC | |
| http://www.securityfocus.com/archive/1/471641/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/34907 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.