VulnerabilityModified

CVE-2012-2329

Buffer overflow in the apache_request_headers function in sapi/cgi/cgi_main.c in PHP 5.4.x before 5.4.3 allows remote attackers to cause a denial of service (application crash) via a long string in the header of an HTTP request.

EXPLOIT ✓MEDIUM 5.0EPSS 61.9%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 61.9%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

CVSS 2.0: 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS: 61.92% probability · 99th percentile
Public exploits: 1 in Exploit-DB · verified · first 17 June 2012
CISA KEV: Not listed
Weakness: CWE-119
Affected: php/php
Source: secalert@redhat.com

EPSS trend

EPSS 61.9% since 4 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-ID	Title	Type	Published	Verified
EDB-19231 source ↗	PHP 5.4.3 - apache_request_headers Function Buffer Overflow (Metasploit)windows · Metasploit	remote	17 June 2012	yes

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.