CVE-2010-4156 EXPLOIT
5.0
MEDIUM · CVSS 2.0 · EPSS 12.8% (pctl 96)
Patch early
A public exploit exists.
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).
Scoring
| CVSS | 5.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:P/I:N/A:N |
| EPSS | 12.79% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-20 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2010-11-10 |
| Last modified | 2026-06-16 |
Affected (2)
| Vendor | Product |
|---|---|
| php | php |
| scottmac | libmbfl |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | PHP 5.3.x - 'mb_strcut()' Information Disclosure | 2010-11-07 |
References
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052836.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052845.html
- http://marc.info/?l=bugtraq&m=130331363227777&w=2
- http://pastie.org/1279428
- http://pastie.org/1279682
- http://secunia.com/advisories/42135
- http://secunia.com/advisories/42812
- http://secunia.com/advisories/43189
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:225
- http://www.openwall.com/lists/oss-security/2010/11/07/2
- http://www.openwall.com/lists/oss-security/2010/11/08/13
- http://www.php.net/ChangeLog-5.php
- http://www.redhat.com/support/errata/RHSA-2011-0196.html
- http://www.securityfocus.com/bid/44727
- http://www.ubuntu.com/usn/USN-1042-1
- http://www.vupen.com/english/advisories/2011/0020
- http://www.vupen.com/english/advisories/2011/0021
- http://www.vupen.com/english/advisories/2011/0077
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052836.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052845.html
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