Linksys BEGSR41/BEFW11S4 prior 1.45.11 information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.09

Summaryinfo

A vulnerability classified as problematic was found in Linksys BEGSR41 and BEFW11S4. This impacts an unknown function. Executing a manipulation can lead to information disclosure. This vulnerability appears as CVE-2004-0580. The attack may be performed from remote. In addition, an exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in Linksys BEGSR41 and BEFW11S4. This vulnerability affects an unknown function. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

DHCP on Linksys BEFSR11, BEFSR41, BEFSR81, and BEFSRU31 Cable/DSL Routers, firmware version 1.45.7, does not properly clear previously used buffer contents in a BOOTP reply packet, which allows remote attackers to obtain sensitive information.

The bug was discovered 05/02/2004. The weakness was presented 05/13/2004 by Jon Hart (Website). The advisory is available at secunia.com. This vulnerability was named CVE-2004-0580 since 06/18/2004. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

After immediately, there has been an exploit disclosed. It is possible to download the exploit at securiteam.com. It is declared as proof-of-concept.

Upgrading to version 1.45.11 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at linksys.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (16142), Exploit-DB (24115), SecurityFocus (BID 10329†), OSVDB (6741†) and Secunia (SA11606†). Additional details are provided at tecchannel.de. See VDB-82023 for similar entry. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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License

Website

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: 🔍

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Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: BEGSR41/BEFW11S4 1.45.11
Patch: linksys.com

Timelineinfo

04/01/2004 🔍
05/02/2004 +31 days 🔍
05/13/2004 +11 days 🔍
05/13/2004 +0 days 🔍
05/13/2004 +0 days 🔍
05/19/2004 +6 days 🔍
05/25/2004 +6 days 🔍
06/08/2004 +14 days 🔍
06/18/2004 +9 days 🔍
08/06/2004 +49 days 🔍
10/24/2024 +7384 days 🔍

Sourcesinfo

Vendor: linksys.com

Advisory: secunia.com⛔
Researcher: Jon Hart
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2004-0580 (🔍)
GCVE (CVE): GCVE-0-2004-0580
GCVE (VulDB): GCVE-100-658
X-Force: 16142 - Linksys EtherFast routers BOOTP packet denial of service, Medium Risk
SecurityFocus: 10329 - Multiple Linksys Devices DHCP Information Disclosure and Denial of Service Vulnerability
Secunia: 11606 - Linksys BEF Series Routers DHCP Vulnerability, Less Critical
OSVDB: 6741 - Linksys BEFSR41 DHCP Network Data Information Disclosure
SecurityTracker: 1010288
SecuriTeam: securiteam.com

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

Entryinfo

Created: 05/19/2004 11:19
Updated: 10/24/2024 16:19
Changes: 05/19/2004 11:19 (83), 06/28/2019 12:44 (3), 10/24/2024 16:19 (18)
Complete: 🔍
Cache ID: 216:E10:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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