MEDIUM
php information disclosure via mb_strcut()
Published Nov 10, 2010
5.0
MEDIUMCVSS 2.0
EPSS 12.79%
Description
The mb_strcut function in Libmbfl 1.1.0, as used in PHP 5.3.x through 5.3.3, allows context-dependent attackers to obtain potentially sensitive information via a large value of the third parameter (aka the length parameter).
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
php53-0:5.3.3-1.el5_6.1
Fixed · RHSA-2011:0196
Red Hat Enterprise Linux 4
php
Not affected
Red Hat Enterprise Linux 5
php
Not affected
Red Hat Enterprise Linux 6
php
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | php53-0:5.3.3-1.el5_6.1 | Fixed | RHSA-2011:0196 |
| Red Hat Enterprise Linux 4 | php | Not affected | n/a |
| Red Hat Enterprise Linux 5 | php | Not affected | n/a |
| Red Hat Enterprise Linux 6 | php | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the version of php packages as shipped with Red Hat Enterprise Linux 4, 5 or 6. It did affect the PHP 5.3 (php53) package on Red Hat Enterprise Linux 5.
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.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
12.79% 0.12786
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.12786
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 (43 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 12.79% (0.12786) | 96.17th | v5 (v2026.06.15) |
| Jun 15, 2026 | 12.79% (0.12786) | 95.76th | v5 (v2026.06.15) |
| Mar 4, 2026 | 10.11% (0.10111) | 92.96th | v4 (v2025.03.14) |
| Mar 1, 2026 | 16.53% (0.16532) | 94.80th | v4 (v2025.03.14) |
| Feb 4, 2026 | 10.11% (0.10111) | 92.91th | v4 (v2025.03.14) |
| Feb 1, 2026 | 16.53% (0.16532) | 94.76th | v4 (v2025.03.14) |
| Jan 4, 2026 | 10.11% (0.10111) | 92.85th | v4 (v2025.03.14) |
| Jan 1, 2026 | 16.53% (0.16532) | 94.74th | v4 (v2025.03.14) |
| Dec 4, 2025 | 10.11% (0.10111) | 92.82th | v4 (v2025.03.14) |
| Dec 1, 2025 | 16.53% (0.16532) | 94.69th | v4 (v2025.03.14) |
| Nov 4, 2025 | 10.11% (0.10111) | 92.76th | v4 (v2025.03.14) |
| Nov 1, 2025 | 16.53% (0.16532) | 94.67th | v4 (v2025.03.14) |
| Oct 4, 2025 | 10.11% (0.10111) | 92.81th | v4 (v2025.03.14) |
| Oct 1, 2025 | 16.53% (0.16532) | 94.70th | v4 (v2025.03.14) |
| Sep 4, 2025 | 9.37% (0.09374) | 92.49th | v4 (v2025.03.14) |
| Sep 1, 2025 | 15.43% (0.15426) | 94.43th | v4 (v2025.03.14) |
| Aug 4, 2025 | 9.37% (0.09374) | 92.44th | v4 (v2025.03.14) |
| Aug 1, 2025 | 15.43% (0.15426) | 94.40th | v4 (v2025.03.14) |
| Jul 30, 2025 | 9.37% (0.09374) | 92.44th | v4 (v2025.03.14) |
| Jul 5, 2025 | 10.77% (0.10768) | 92.99th | v4 (v2025.03.14) |
| Jul 1, 2025 | 17.51% (0.17506) | 94.80th | v4 (v2025.03.14) |
| Jun 5, 2025 | 10.77% (0.10768) | 92.94th | v4 (v2025.03.14) |
| Jun 1, 2025 | 17.51% (0.17506) | 94.75th | v4 (v2025.03.14) |
| May 30, 2025 | 10.77% (0.10768) | 92.94th | v4 (v2025.03.14) |
| May 21, 2025 | 8.13% (0.08128) | 91.70th | v4 (v2025.03.14) |
| May 20, 2025 | 14.21% (0.14214) | 94.00th | v4 (v2025.03.14) |
| May 12, 2025 | 8.13% (0.08128) | 91.69th | v4 (v2025.03.14) |
| May 9, 2025 | 14.21% (0.14214) | 93.98th | v4 (v2025.03.14) |
| May 4, 2025 | 8.13% (0.08128) | 91.68th | v4 (v2025.03.14) |
| May 1, 2025 | 14.21% (0.14214) | 94.02th | v4 (v2025.03.14) |
| Apr 12, 2025 | 8.13% (0.08128) | 91.40th | v4 (v2025.03.14) |
| Apr 11, 2025 | 14.21% (0.14214) | 93.81th | v4 (v2025.03.14) |
| Mar 30, 2025 | 8.13% (0.08128) | 91.36th | v4 (v2025.03.14) |
| Mar 29, 2025 | 10.91% (0.10915) | 88.95th | v4 (v2025.03.14) |
| Mar 24, 2025 | 8.13% (0.08128) | 91.37th | v4 (v2025.03.14) |
| Mar 23, 2025 | 14.21% (0.14214) | 93.47th | v4 (v2025.03.14) |
| Mar 17, 2025 | 8.13% (0.08128) | 91.54th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.23% (0.01225) | 86.00th | v3 (v2023.03.01) |
| May 2, 2024 | 1.23% (0.01225) | 85.21th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.23% (0.01225) | 83.20th | v3 (v2023.03.01) |
| Mar 6, 2023 | 12.57% (0.12567) | 95.52th | v2 (v2022.01.01) |
| Apr 1, 2022 | 12.57% (0.12567) | 95.18th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.57% (0.12567) | 90.03th | v2 (v2022.01.01) |
Weaknesses (1)
References (22)
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052836.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052845.html vendor-advisoryx_refsource_FEDORA
- http://marc.info/?l=bugtraq&m=130331363227777&w=2 vendor-advisoryx_refsource_HP
- http://pastie.org/1279428 x_refsource_MISCPatch
- http://pastie.org/1279682 x_refsource_MISCPatch
- http://secunia.com/advisories/42135 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/42812 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/43189 third-party-advisoryx_refsource_SECUNIA
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:225 vendor-advisoryx_refsource_MANDRIVA
- http://www.openwall.com/lists/oss-security/2010/11/07/2 mailing-listx_refsource_MLISTExploitPatch
- http://www.openwall.com/lists/oss-security/2010/11/08/13 mailing-listx_refsource_MLISTExploitPatch
- http://www.php.net/ChangeLog-5.php x_refsource_CONFIRM
- http://www.redhat.com/support/errata/RHSA-2011-0196.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/bid/44727 vdb-entryx_refsource_BIDExploit
- http://www.ubuntu.com/usn/USN-1042-1 vendor-advisoryx_refsource_UBUNTU
- http://www.vupen.com/english/advisories/2011/0020 vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2011/0021 vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2011/0077 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2010-4156 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=651682 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2010-4156
- https://www.cve.org/CVERecord?id=CVE-2010-4156
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Nov 10, 2010
Updated Aug 7, 2024
Reserved Nov 4, 2010
Link CVE-2010-4156
CISA Vulnrichment
Updated n/a