Valve Software Half-Life up to 3.1.3 Player Limit denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Valve Software Half-Life up to 3.1.3. This affects an unknown part of the component Player Limit Handler. The manipulation results in denial of service. This vulnerability is known as CVE-2002-0964. Furthermore, an exploit is available.

Detailsinfo

A vulnerability classified as problematic has been found in Valve Software Half-Life up to 3.1.3. Affected is an unknown function of the component Player Limit Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

Half-Life Server 1.1.1.0 and earlier allows remote attackers to cause a denial of service (resource exhaustion) via multiple responses to the initial challenge with different cd_key values, which reaches the player limit and prevents other players from connecting until the original responses have timed out.

The weakness was published 10/04/2002 by Auriemma Luigi (Website). The advisory is shared for download at archives.neohapsis.com. This vulnerability is traded as CVE-2002-0964. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available.

The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept.

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 (9412), Exploit-DB (21572) and SecurityFocus (BID 5076†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/20/2002 🔍
10/04/2002 +106 days 🔍
10/04/2002 +0 days 🔍
07/29/2014 +4316 days 🔍
12/19/2024 +3796 days 🔍

Sourcesinfo

Advisory: archives.neohapsis.com
Researcher: Auriemma Luigi
Status: Not defined

CVE: CVE-2002-0964 (🔍)
GCVE (CVE): GCVE-0-2002-0964
GCVE (VulDB): GCVE-100-18900
X-Force: 9412
SecurityFocus: 5076 - Half-Life Server New Player Flood Denial Of Service Vulnerability

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

Entryinfo

Created: 07/29/2014 11:32
Updated: 12/19/2024 10:41
Changes: 07/29/2014 11:32 (46), 06/09/2018 10:51 (7), 06/27/2024 15:54 (17), 12/19/2024 10:41 (6)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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