php: Zend use-after-free certain methods are called on objects accessed by a reference
Published Jan 18, 2011
6.8
MEDIUMCVSS 2.0
EPSS 2.27%
Description
Use-after-free vulnerability in the Zend engine in PHP before 5.2.15 and 5.3.x before 5.3.4 might allow context-dependent attackers to cause a denial of service (heap memory corruption) or have unspecified other impact via vectors related to use of __set, __get, __isset, and __unset methods on objects accessed by a reference.
Affected products
No data.
Configuration 1
- ≤ 5.2.14
- 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
- 4.0
- 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
- 4.1.0
- 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
- 5.0.0
- 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
- 5.2.11
- 5.2.12
- 5.2.13
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 to be security sensitive. For more details see http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=169857#c1 and http://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:M/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 (22 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.27% (0.02265) | 82.39th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.27% (0.02265) | 80.67th | v5 (v2026.06.15) |
| Jan 1, 2026 | 0.51% (0.00508) | 65.87th | v4 (v2025.03.14) |
| Dec 27, 2025 | 1.94% (0.01944) | 83.05th | v4 (v2025.03.14) |
| Nov 1, 2025 | 0.51% (0.00508) | 65.63th | v4 (v2025.03.14) |
| Oct 27, 2025 | 1.94% (0.01944) | 82.86th | v4 (v2025.03.14) |
| Oct 1, 2025 | 0.51% (0.00508) | 65.54th | v4 (v2025.03.14) |
| Sep 5, 2025 | 1.94% (0.01944) | 82.74th | v4 (v2025.03.14) |
| Sep 1, 2025 | 0.61% (0.00615) | 69.10th | v4 (v2025.03.14) |
| Aug 4, 2025 | 1.94% (0.01944) | 82.68th | v4 (v2025.03.14) |
| Aug 1, 2025 | 0.61% (0.00615) | 69.10th | v4 (v2025.03.14) |
| Jul 30, 2025 | 1.94% (0.01944) | 82.67th | v4 (v2025.03.14) |
| Apr 5, 2025 | 0.51% (0.00508) | 63.74th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.13% (0.02128) | 73.60th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.51% (0.00508) | 64.29th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.87% (0.00867) | 83.06th | v3 (v2023.03.01) |
| Feb 14, 2024 | 0.87% (0.00867) | 81.83th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.87% (0.00867) | 79.82th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
References (10)
- http://bugs.php.net/52879 x_refsource_CONFIRMPatch
- http://marc.info/?l=bugtraq&m=133469208622507&w=2 vendor-advisoryx_refsource_HP
- http://www.php.net/ChangeLog-5.php x_refsource_CONFIRM
- http://www.securityfocus.com/bid/45952 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2010-4697 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=670792 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65310 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2010-4697
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12528 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2010-4697
| Link | Providers | Tags |
|---|---|---|
| http://bugs.php.net/52879 | x_refsource_CONFIRMPatch | |
| http://marc.info/?l=bugtraq&m=133469208622507&w=2 | vendor-advisoryx_refsource_HP | |
| http://www.php.net/ChangeLog-5.php | x_refsource_CONFIRM | |
| http://www.securityfocus.com/bid/45952 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2010-4697 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=670792 | Issue Tracking | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/65310 | vdb-entryx_refsource_XF | |
| https://nvd.nist.gov/vuln/detail/CVE-2010-4697 | ||
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12528 | vdb-entrysignaturex_refsource_OVAL | |
| https://www.cve.org/CVERecord?id=CVE-2010-4697 |
Change history (0)
No recorded changes yet.