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CVE-2012-4528
The mod_security2 module before 2.7.0 for the Apache HTTP Server allows remote attackers to bypass rules, and deliver arbitrary POST data…
Medium5.0EPSS 12.4%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The mod_security2 module before 2.7.0 for the Apache HTTP Server allows remote attackers to bypass rules, and deliver arbitrary POST data to a PHP application, via a multipart request in which an invalid part precedes the crafted data.
Timeline
ID reserved
By redhat
- 4 months later
· 4 months later
Published
- 12 years later
· 12 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 12.4% · top 3.8% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (10)
- openSUSE-SU-2013:1342 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://www.sec-consult.com/fxdata/seccons/prod/temedia/advisories_txt/20121017-0_mod_security_ruleset_bypass.txt (opens in a new tab)x_refsource_MISCx_transferred
- http://mod-security.svn.sourceforge.net/viewvc/mod-security?view=revision&sortby=date&revision=2081 (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2013:1331 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://mod-security.svn.sourceforge.net/viewvc/mod-security/m2/branches/2.7.x/CHANGES (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://mod-security.svn.sourceforge.net/viewvc/mod-security/m2/trunk/apache2/msc_multipart.c?sortby=date&r1=2081&r2=2080&pathrev=2081 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20121017 SEC Consult SA-20121017-0 :: ModSecurity multipart/invalid part ruleset bypass (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- FEDORA-2012-18278 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- [oss-security] 20121018 Re: CVE request: Fwd: [Full-disclosure] SEC Consult SA-20121017-0 :: ModSecurity multipart/invalid part ruleset bypass (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- openSUSE-SU-2013:1336 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2012-4528)Record last updated .