CVE-2011-2201 EXPLOIT
4.3
MEDIUM · CVSS 2.0 · EPSS 6.9% (pctl 94)
Patch early
A public exploit exists.
Description
The Data::FormValidator module 4.66 and earlier for Perl, when untaint_all_constraints is enabled, does not properly preserve the taint attribute of data, which might allow remote attackers to bypass the taint protection mechanism via form input.
Scoring
| CVSS | 4.3 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:M/Au:N/C:P/I:N/A:N |
| EPSS | 6.9% — more likely to be exploited than 94% of all CVEs |
| Weakness | CWE-264 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2011-09-14 |
| Last modified | 2026-06-16 |
Affected (2)
| Vendor | Product |
|---|---|
| mark stosberg | data\ |
| perl | perl |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Perl Data::FormValidator 4.66 Module - 'results()' Security Bypass | 2011-06-08 |
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=629511
- http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065416.html
- http://www.openwall.com/lists/oss-security/2011/06/12/3
- http://www.openwall.com/lists/oss-security/2011/06/13/13
- http://www.openwall.com/lists/oss-security/2011/06/13/5
- http://www.securityfocus.com/bid/48167
- https://bugzilla.redhat.com/show_bug.cgi?id=712694
- https://rt.cpan.org/Public/Bug/Display.html?id=61792
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=629511
- http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065416.html
- http://www.openwall.com/lists/oss-security/2011/06/12/3
- http://www.openwall.com/lists/oss-security/2011/06/13/13
- http://www.openwall.com/lists/oss-security/2011/06/13/5
- http://www.securityfocus.com/bid/48167
- https://bugzilla.redhat.com/show_bug.cgi?id=712694
- https://rt.cpan.org/Public/Bug/Display.html?id=61792
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