PHP 4.2.0/4.2.1 HTTP POST Request memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in PHP 4.2.0/4.2.1. Affected is an unknown function of the component HTTP POST Request Handler. The manipulation leads to memory corruption. This vulnerability is traded as CVE-2002-0717. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in PHP 4.2.0/4.2.1 (Programming Language Software). This issue affects some unknown processing of the component HTTP POST Request Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

PHP 4.2.0 and 4.2.1 allows remote attackers to cause a denial of service and possibly execute arbitrary code via an HTTP POST request with certain arguments in a multipart/form-data form, which generates an error condition that is not properly handled and causes improper memory to be freed.

The weakness was shared 07/26/2002 by e-matters as confirmed advisory (CERT.org). It is possible to read the advisory at kb.cert.org. The identification of this vulnerability is CVE-2002-0717. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 11050 (PHP < 4.2.x mail Function CRLF Injection), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 86372 (PHP HTTP POST Incorrect MIME Header Parsing Vulnerability).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (9635), Tenable (11050), SecurityFocus (BID 5278†) and Vulnerability Center (SBV-885†). The entry VDB-18793 is related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 11050
Nessus Name: PHP < 4.2.x mail Function CRLF Injection
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/22/2002 🔍
07/22/2002 +0 days 🔍
07/26/2002 +4 days 🔍
07/26/2002 +0 days 🔍
07/26/2002 +0 days 🔍
02/09/2003 +198 days 🔍
07/22/2014 +4181 days 🔍
09/14/2025 +4072 days 🔍

Sourcesinfo

Product: php.org

Advisory: kb.cert.org
Researcher: e-matters
Status: Confirmed

CVE: CVE-2002-0717 (🔍)
GCVE (CVE): GCVE-0-2002-0717
GCVE (VulDB): GCVE-100-18479
CERT: 🔍
X-Force: 9635
SecurityFocus: 5278 - PHP HTTP POST Incorrect MIME Header Parsing Vulnerability
Vulnerability Center: 885 - PHP HTTP POST Incorrect MIME Header Parsing Vulnerability, High

See also: 🔍

Entryinfo

Created: 07/22/2014 20:25
Updated: 09/14/2025 12:43
Changes: 07/22/2014 20:25 (62), 05/09/2019 10:54 (4), 06/27/2021 13:43 (3), 10/25/2024 07:00 (15), 09/14/2025 12:43 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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