Buffer overflow in the mSQL extension in PHP 5.2.3 allows context-dependent attackers to execute arbitrary code via a long first argument to the msql_connect function
Published Aug 8, 2007
7.5
HIGHCVSS 2.0
EPSS 9.33%
Description
Buffer overflow in the mSQL extension in PHP 5.2.3 allows context-dependent attackers to execute arbitrary code via a long first argument to the msql_connect function.
Affected products
Remediation
Red Hat statement
Not vulnerable. PHP packages as shipped with Red Hat Enterprise Linux versions 2.1, 3, 4, and 5 are not compiled with msql library and are not vulnerable to this issue.
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 (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 9.33% (0.09333) | 95.24th | v5 (v2026.06.15) |
| Jun 15, 2026 | 9.33% (0.09333) | 94.73th | v5 (v2026.06.15) |
| Dec 28, 2025 | 9.30% (0.09303) | 92.47th | v4 (v2025.03.14) |
| Dec 27, 2025 | 5.97% (0.05971) | 90.41th | v4 (v2025.03.14) |
| Dec 14, 2025 | 9.30% (0.09303) | 92.45th | v4 (v2025.03.14) |
| Oct 28, 2025 | 8.12% (0.08119) | 91.76th | v4 (v2025.03.14) |
| Oct 27, 2025 | 5.97% (0.05971) | 90.27th | v4 (v2025.03.14) |
| Oct 1, 2025 | 8.12% (0.08119) | 91.87th | v4 (v2025.03.14) |
| Jul 30, 2025 | 5.97% (0.05971) | 90.30th | v4 (v2025.03.14) |
| May 27, 2025 | 8.12% (0.08119) | 91.70th | v4 (v2025.03.14) |
| Mar 30, 2025 | 9.60% (0.09600) | 92.13th | v4 (v2025.03.14) |
| Mar 29, 2025 | 11.96% (0.11959) | 89.58th | v4 (v2025.03.14) |
| Mar 17, 2025 | 9.60% (0.09600) | 92.30th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.85% (0.00853) | 82.92th | v3 (v2023.03.01) |
| Jul 13, 2024 | 0.85% (0.00853) | 82.39th | v3 (v2023.03.01) |
| Jan 10, 2024 | 0.85% (0.00853) | 80.39th | v3 (v2023.03.01) |
| Mar 24, 2023 | 0.62% (0.00623) | 75.69th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.66% (0.00655) | 76.30th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.27% (0.04266) | 87.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.27% (0.04266) | 86.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.27% (0.04266) | 69.97th | v2 (v2022.01.01) |
No CWE recorded.
References (7)
- http://www.securityfocus.com/archive/1/475660/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/25213 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2007-4255 Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/35830 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2007-4255
- https://www.cve.org/CVERecord?id=CVE-2007-4255
- https://www.exploit-db.com/exploits/4260 exploitx_refsource_EXPLOIT-DB
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/archive/1/475660/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/25213 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2007-4255 | Vendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/35830 | vdb-entryx_refsource_XF | |
| https://nvd.nist.gov/vuln/detail/CVE-2007-4255 | ||
| https://www.cve.org/CVERecord?id=CVE-2007-4255 | ||
| https://www.exploit-db.com/exploits/4260 | exploitx_refsource_EXPLOIT-DB |
Change history (0)
No recorded changes yet.