CVE-2012-4388

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

4.23% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 90.1% of scored records. A rank, not a probability.

NVD base score

The NVD has published no score for this record

NVD CVSS vector

No NVD score to derive

NVD analysis status

Modified. NVD last modified this record on 2026-06-16.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2012-09-07 22:00Z13 YR AGO

Last updated

2024-08-06 20:35Z2 YR AGO

Reserved

2012-08-21

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-20Improper Input ValidationClass

Data version

5.1

Document digest

dced5a42fe97300bd0adba752573e7d1060db8c8e0c983998989f4148bae8164

• security-tracker.debian.orghttp://security-tracker.debian.org/tracker/CVE-2012-4388x_refsource_CONFIRM
• openwall.com[oss-security] 20120905 Re: php header() header injection detection bypasshttp://openwall.com/lists/oss-security/2012/09/05/15mailing-listx_refsource_MLIST
• www.securitytracker.com1027463http://www.securitytracker.com/id?1027463vdb-entryx_refsource_SECTRACK
• openwall.com[oss-security] 20120906 Re: Re: php header() header injection detection bypasshttp://openwall.com/lists/oss-security/2012/09/07/3mailing-listx_refsource_MLIST
• svn.php.nethttp://svn.php.net/viewvc/php/php-src/branches/PHP_5_4/main/SAPI.c?r1=323986&r2=323985&pathrev=323986x_refsource_CONFIRM
• bugs.php.nethttps://bugs.php.net/bug.php?id=60227x_refsource_MISC
• openwall.com[oss-security] 20120829 php header() header injection detection bypasshttp://openwall.com/lists/oss-security/2012/08/29/5mailing-listx_refsource_MLIST
• openwall.com[oss-security] 20120901 Re: php header() header injection detection bypasshttp://openwall.com/lists/oss-security/2012/09/02/1mailing-listx_refsource_MLIST
• lists.opensuse.orgSUSE-SU-2013:1315http://lists.opensuse.org/opensuse-security-announce/2013-08/msg00006.htmlvendor-advisoryx_refsource_SUSE
• article.gmane.org[internals] 20120203 [PHP-DEV] The case of HTTP response splitting protection in PHPhttp://article.gmane.org/gmane.comp.php.devel/70584mailing-listx_refsource_MLIST
• www.ubuntu.comUSN-1569-1http://www.ubuntu.com/usn/USN-1569-1vendor-advisoryx_refsource_UBUNTU