php: $_SESSION usort() interruption corruption
Published Dec 21, 2009
10.0
HIGHCVSS 2.0
EPSS 2.95%
Description
PHP before 5.2.12 does not properly handle session data, which has unspecified impact and attack vectors related to (1) interrupt corruption of the SESSION superglobal array and (2) the session.save_path directive.
Affected products
No data.
- ≤ 5.2.11
- 1.0
- 2.0
- 2.0b10
- 3.0
- 3.0.1
- 3.0.2
- 3.0.3
- 3.0.4
- 3.0.5
- 3.0.6
- 3.0.7
- 3.0.8
- 3.0.9
- 3.0.10
- 3.0.11
- 3.0.12
- 3.0.13
- 3.0.14
- 3.0.15
- 3.0.16
- 3.0.17
- 3.0.18
- 4
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0.0
- 4.0.1
- 4.0.2
- 4.0.3
- 4.0.4
- 4.0.5
- 4.0.6
- 4.0.7
- 4.0.7
- 4.0.7
- 4.0.7
- 4.0.7
- 4.1.0
- 4.1.1
- 4.1.2
- 4.2.0
- 4.2.1
- 4.2.2
- 4.2.3
- 4.3.0
- 4.3.1
- 4.3.2
- 4.3.3
- 4.3.4
- 4.3.5
- 4.3.6
- 4.3.7
- 4.3.8
- 4.3.9
- 4.3.10
- 4.3.11
- 4.4.0
- 4.4.1
- 4.4.2
- 4.4.3
- 4.4.4
- 4.4.5
- 4.4.6
- 4.4.7
- 4.4.8
- 4.4.9
- 5
- 5.0
- 5.0
- 5.0
- 5.0.0
- 5.0.0
- 5.0.0
- 5.0.0
- 5.0.0
- 5.0.0
- 5.0.0
- 5.0.0
- 5.0.1
- 5.0.2
- 5.0.3
- 5.0.4
- 5.0.5
- 5.1.0
- 5.1.1
- 5.1.2
- 5.1.3
- 5.1.4
- 5.1.5
- 5.1.6
- 5.2.0
- 5.2.1
- 5.2.2
- 5.2.3
- 5.2.4
- 5.2.5
- 5.2.6
- 5.2.7
- 5.2.8
- 5.2.9
- 5.2.10
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
We do not consider safe_mode / open_basedir restriction bypass issues being security sensitive. For more details see https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=169857#c1 and https://www.php.net/security-note.php
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:C/I:C/A:C
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 (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.95% (0.02946) | 86.68th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.95% (0.02946) | 85.31th | v5 (v2026.06.15) |
| Dec 28, 2025 | 8.14% (0.08138) | 91.88th | v4 (v2025.03.14) |
| Dec 27, 2025 | 6.64% (0.06639) | 90.93th | v4 (v2025.03.14) |
| Oct 28, 2025 | 8.14% (0.08138) | 91.77th | v4 (v2025.03.14) |
| Oct 27, 2025 | 6.64% (0.06639) | 90.81th | v4 (v2025.03.14) |
| Oct 1, 2025 | 8.14% (0.08138) | 91.88th | v4 (v2025.03.14) |
| Jul 30, 2025 | 6.64% (0.06639) | 90.81th | v4 (v2025.03.14) |
| Apr 6, 2025 | 8.14% (0.08138) | 91.40th | v4 (v2025.03.14) |
| Mar 30, 2025 | 6.75% (0.06754) | 90.39th | v4 (v2025.03.14) |
| Mar 29, 2025 | 13.34% (0.13343) | 90.27th | v4 (v2025.03.14) |
| Mar 19, 2025 | 6.75% (0.06754) | 90.13th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.19% (0.03191) | 86.13th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.46% (0.01463) | 87.26th | v3 (v2023.03.01) |
| May 9, 2024 | 1.46% (0.01463) | 86.65th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.46% (0.01463) | 84.65th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.69% (0.02686) | 82.85th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.69% (0.02686) | 81.17th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.69% (0.02686) | 62.66th | v2 (v2022.01.01) |
No CWE recorded.
References (20)
- http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html vendor-advisoryx_refsource_APPLE
- http://marc.info/?l=bugtraq&m=127680701405735&w=2 vendor-advisoryx_refsource_HP
- http://secunia.com/advisories/37821 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/38648 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/40262 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/41480 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/41490 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://support.apple.com/kb/HT4077 x_refsource_CONFIRM
- http://www.debian.org/security/2010/dsa-2001 vendor-advisoryx_refsource_DEBIAN
- http://www.itrc.hp.com/service/cki/docDisplay.do?docId=emr_na-c02512995 vendor-advisoryx_refsource_HP
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:045 vendor-advisoryx_refsource_MANDRIVA
- http://www.php.net/ChangeLog-5.php x_refsource_CONFIRM
- http://www.php.net/releases/5_2_12.php x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/bid/37390 vdb-entryx_refsource_BID
- http://www.vupen.com/english/advisories/2009/3593 vdb-entryx_refsource_VUPENVendor Advisory
- https://access.redhat.com/security/cve/CVE-2009-4143 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=548532 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2009-4143
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7439 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2009-4143
Change history (0)
No recorded changes yet.