Linksys BEFW11S4/DI-704/DI-804 Embedded HTTP Server 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 Linksys BEFW11S4, DI-704 and DI-804. It has been classified as critical. This issue affects some unknown processing of the component Embedded HTTP Server. This manipulation causes memory corruption. This vulnerability is tracked as CVE-2002-1865. Moreover, an exploit is present.

Detailsinfo

A vulnerability has been found in Linksys BEFW11S4, DI-704 and DI-804 (unknown version) and classified as critical. Affected by this vulnerability is an unknown code block of the component Embedded HTTP Server. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in the Embedded HTTP server, as used in (1) D-Link DI-804 4.68, Dl-704 V2.56b6, and Dl-704 V2.56b5 and (2) Linksys Etherfast BEFW11S4 Wireless AP + Cable/DSL Router 1.37.2 through 1.42.7 and Linksys WAP11 1.3 and 1.4, allows remote attackers to cause a denial of service (crash) via a long header, as demonstrated using the Host header.

The weakness was disclosed 12/31/2002 by Mark Litchfield with NGSSoftware (Website). It is possible to read the advisory at archives.neohapsis.com. This vulnerability is known as CVE-2002-1865 since 06/29/2005. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at exploit-db.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 (10537), Exploit-DB (21978) and SecurityFocus (BID 6090†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.9
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: 🔍

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

11/01/2002 🔍
12/31/2002 +60 days 🔍
12/31/2002 +0 days 🔍
06/29/2005 +911 days 🔍
08/05/2014 +3324 days 🔍
09/16/2024 +3695 days 🔍

Sourcesinfo

Vendor: linksys.com

Advisory: archives.neohapsis.com
Researcher: Mark Litchfield
Organization: NGSSoftware
Status: Not defined

CVE: CVE-2002-1865 (🔍)
GCVE (CVE): GCVE-0-2002-1865
GCVE (VulDB): GCVE-100-19507
X-Force: 10537
SecurityFocus: 6090 - Multiple Vendor Access Point Embedded HTTP Server Denial of Service Vulnerability

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

Entryinfo

Created: 08/05/2014 10:35
Updated: 09/16/2024 02:07
Changes: 08/05/2014 10:35 (45), 04/19/2019 17:57 (6), 07/05/2024 00:46 (17), 09/16/2024 02:07 (12)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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