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Vulnerability record · CVE-2001-1117 · published 10 August 2001

CVE-2001-1117: Linksys befsr41 vulnerability

Linksys · Befsr41

LinkSys EtherFast BEFSR41 Cable/DSL routers running firmware before 1.39.3 Beta allows a remote attacker to view administration and user passwords by connecting to the router and viewing the HTML source for (1) index.htm and (2) Password.htm.

5.0 CVSS 2.0 Medium EPSS 1.8% · top 21.9%
5.0CVSS 2.0 base score
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References
16 Jun 2026Last modified by NVD

Description

LinkSys EtherFast BEFSR41 Cable/DSL routers running firmware before 1.39.3 Beta allows a remote attacker to view administration and user passwords by connecting to the router and viewing the HTML source for (1) index.htm and (2) Password.htm.

AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
ftp://ftp.linksys.com/pub/befsr41/befsr-fw1402.zip
http://www.osvdb.org/1920
http://www.osvdb.org/5467
http://www.securityfocus.com/archive/1/201390
http://www.securityfocus.com/archive/1/203302 PatchVendor Advisory
http://www.securityfocus.com/bid/3141 PatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/6949
ftp://ftp.linksys.com/pub/befsr41/befsr-fw1402.zip
http://www.osvdb.org/1920
http://www.osvdb.org/5467
http://www.securityfocus.com/archive/1/201390
http://www.securityfocus.com/archive/1/203302 PatchVendor Advisory
http://www.securityfocus.com/bid/3141 PatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/6949

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2002-2159Linksys befsr11 vulnerabilityLinksys EtherFast Cable/DSL BEFSR11, BEFSR41 and BEFSRU31 with the firmware 1.42.7 upgrade installed opens TCP port 5678 for remote administration ev…EPSS 2.4%6.4CVE-2002-0109Linksys befn2ps4 vulnerabilityLinksys EtherFast BEFN2PS4, BEFSR41, and BEFSR81 Routers, and possibly other products, allow remote attackers to gain sensitive information and cause…EPSS 1.7%5.0CVE-2004-0580Linksys befcmu10 vulnerabilityDHCP on Linksys BEFSR11, BEFSR41, BEFSR81, and BEFSRU31 Cable/DSL Routers, firmware version 1.45.7, does not properly clear previously used buffer co…EPSS 8.0%5.0CVE-2002-1312Linksys befn2ps4 vulnerabilityBuffer overflow in the Web management interface in Linksys BEFW11S4 wireless access point router 2 and BEFSR11, BEFSR41, and BEFSRU31 EtherFast Cable…EPSS 2.0%5.0CVE-2002-1236Linksys befsr41 vulnerabilityThe remote management web server for Linksys BEFSR41 EtherFast Cable/DSL Router before firmware 1.42.7 allows remote attackers to cause a denial of s…EPSS 7.1%

Source: NIST National Vulnerability Database (record CVE-2001-1117), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.