Unspecified vulnerability in the session extension functionality in PHP before 5.1.3 has unknown impact and attack vectors related to heap corruption
Published Jun 14, 2006
7.5
HIGHCVSS 2.0
EPSS 2.01%
Description
Unspecified vulnerability in the session extension functionality in PHP before 5.1.3 has unknown impact and attack vectors related to heap corruption.
Affected products
Remediation
Red Hat statement
Unknown: CVE-2006-3018 has been assigned to an issue in PHP where the cause and fix are unknown, and the impact cannot be verified. The source of the CVE assignment was a single line statement in the PHP 5.1.3 release announcement, http://www.php.net/release_5_1_3.php, reading: "Fixed a heap corruption inside the session extension." Of the changes made to the session extension between releases 5.1.2 and 5.1.3, none would fix a bug matching this description by our analysis.
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 2, 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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.01% (0.02009) | 80.16th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.97% (0.01972) | 77.77th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.19% (0.01190) | 77.40th | v4 (v2025.03.14) |
| Dec 17, 2024 | 1.16% (0.01161) | 84.64th | v3 (v2023.03.01) |
| May 26, 2023 | 2.57% (0.02568) | 88.67th | v3 (v2023.03.01) |
| Apr 18, 2023 | 1.99% (0.01993) | 87.10th | v3 (v2023.03.01) |
| Mar 11, 2023 | 1.90% (0.01896) | 86.65th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.67% (0.01670) | 85.66th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.54% (0.01537) | 74.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.54% (0.01537) | 72.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
No CWE recorded.
References (12)
- http://secunia.com/advisories/19927 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/21050 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/21125 third-party-advisoryx_refsource_SECUNIA
- http://securitytracker.com/id?1016306 vdb-entryx_refsource_SECTRACK
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:122 vendor-advisoryx_refsource_MANDRIVA
- http://www.osvdb.org/25254 vdb-entryx_refsource_OSVDB
- http://www.php.net/release_5_1_3.php x_refsource_CONFIRM
- http://www.securityfocus.com/bid/17843 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/usn-320-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2006-3018 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2006-3018
- https://www.cve.org/CVERecord?id=CVE-2006-3018
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/19927 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://secunia.com/advisories/21050 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://secunia.com/advisories/21125 | third-party-advisoryx_refsource_SECUNIA | |
| http://securitytracker.com/id?1016306 | vdb-entryx_refsource_SECTRACK | |
| http://www.mandriva.com/security/advisories?name=MDKSA-2006:122 | vendor-advisoryx_refsource_MANDRIVA | |
| http://www.osvdb.org/25254 | vdb-entryx_refsource_OSVDB | |
| http://www.php.net/release_5_1_3.php | x_refsource_CONFIRM | |
| http://www.securityfocus.com/bid/17843 | vdb-entryx_refsource_BID | |
| http://www.ubuntu.com/usn/usn-320-1 | vendor-advisoryx_refsource_UBUNTU | |
| https://access.redhat.com/security/cve/CVE-2006-3018 | Vendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2006-3018 | ||
| https://www.cve.org/CVERecord?id=CVE-2006-3018 |
Change history (0)
No recorded changes yet.