PHP 4.3.1 openlog filename memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in PHP 4.3.1. It has been rated as critical. This issue affects the function openlog. The manipulation of the argument filename leads to memory corruption. This vulnerability is documented as CVE-2003-0172. Additionally, an exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in PHP 4.3.1 (Programming Language Software). It has been rated as critical. This issue affects the function openlog. The manipulation of the argument filename 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:

Buffer overflow in openlog function for PHP 4.3.1 on Windows operating system, and possibly other OSes, allows remote attackers to cause a crash and possibly execute arbitrary code via a long filename argument.

The weakness was released 03/27/2003 by Sir Mordred (Website). The advisory is shared at archives.neohapsis.com. The identification of this vulnerability is CVE-2003-0172 since 03/28/2003. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

After immediately, there has been an exploit disclosed. The exploit is available at beyonce.beyondsecurity.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 11468 (PHP socket_iovec_alloc() Function Overflow), 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.

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (11637), Exploit-DB (729), Tenable (11468), SecurityFocus (BID 7210†) and OSVDB (2113†). Entry connected to this vulnerability is available at VDB-22. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 11468
Nessus Name: PHP socket_iovec_alloc() Function Overflow
Nessus File: 🔍
Nessus Risk: 🔍
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Exploit-DB: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Timelineinfo

03/25/2003 🔍
03/27/2003 +2 days 🔍
03/27/2003 +0 days 🔍
03/27/2003 +0 days 🔍
03/28/2003 +1 days 🔍
04/02/2003 +5 days 🔍
04/02/2003 +0 days 🔍
05/29/2003 +57 days 🔍
06/27/2003 +29 days 🔍
07/30/2003 +33 days 🔍
08/08/2014 +4026 days 🔍
04/06/2025 +3894 days 🔍

Sourcesinfo

Product: php.org

Advisory: archives.neohapsis.com
Researcher: Sir Mordred
Status: Confirmed

CVE: CVE-2003-0172 (🔍)
GCVE (CVE): GCVE-0-2003-0172
GCVE (VulDB): GCVE-100-20321
X-Force: 11637
SecurityFocus: 7210 - PHP openlog() Buffer Overflow Vulnerability
OSVDB: 2113 - PHP openlog() Function Remote Overflow
Vulnerability Center: 1335 - Buffer Overflow in PHP openlog() Function Allows Arbitrary Code Execution, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 08/08/2014 12:40
Updated: 04/06/2025 20:36
Changes: 08/08/2014 12:40 (76), 05/10/2019 14:13 (2), 06/28/2021 14:00 (3), 04/06/2025 20:36 (16)
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Cache ID: 216:CEF:103

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