ARSC Really Simple Chat up to 1.0.1 Error Message home.php arsc_language Path information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in ARSC Really Simple Chat up to 1.0.1. The affected element is an unknown function of the file home.php of the component Error Message Handler. Performing a manipulation of the argument arsc_language results in information disclosure (Path). This vulnerability is cataloged as CVE-2002-0463. There is no exploit available.

Detailsinfo

A vulnerability was found in ARSC Really Simple Chat up to 1.0.1 (Chat Software). It has been classified as problematic. This affects an unknown code of the file home.php of the component Error Message Handler. The manipulation of the argument arsc_language with an unknown input leads to a information disclosure vulnerability (Path). CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

home.php in ARSC (Really Simple Chat) 1.0.1 and earlier allows remote attackers to determine the full pathname of the web server via an invalid language in the arsc_language parameter, which leaks the pathname in an error message.

The bug was discovered 03/16/2002. The weakness was shared 08/12/2002 by Ahmet Sabri ALPER as not defined posting (Bugtraq). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2002-0463. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 149 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:home.php it is possible to find vulnerable targets with Google Hacking. The commercial vulnerability scanner Qualys is able to test this issue with plugin 10519 (ARSC Really Simple Chat Path Disclosure Vulnerability).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (8472), SecurityFocus (BID 4307†), OSVDB (5289†) and Vulnerability Center (SBV-6609†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
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

Name: Path
Class: Information disclosure / Path
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
McAfee IPS: 🔍
McAfee IPS Version: 🔍

Timelineinfo

03/16/2002 🔍
03/16/2002 +0 days 🔍
03/16/2002 +0 days 🔍
08/12/2002 +149 days 🔍
08/12/2002 +0 days 🔍
12/27/2004 +868 days 🔍
07/22/2014 +3494 days 🔍
09/17/2025 +4074 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Ahmet Sabri ALPER
Status: Not defined

CVE: CVE-2002-0463 (🔍)
GCVE (CVE): GCVE-0-2002-0463
GCVE (VulDB): GCVE-100-18519
X-Force: 8472
SecurityFocus: 4307 - ARSC Really Simple Chat Path Disclosure Vulnerability
OSVDB: 5289 - ARSC Really Simple Chat - Path Disclosure Vulnerability
Vulnerability Center: 6609 - ARSC Really Simple Chat <= 1.0.1 Allows Obtaining Information via arsc_language Parameter, Medium

Entryinfo

Created: 07/22/2014 21:30
Updated: 09/17/2025 01:33
Changes: 07/22/2014 21:30 (64), 06/03/2019 22:54 (3), 09/17/2025 01:33 (18)
Complete: 🔍
Cache ID: 216::103

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

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