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Vulnerability record · CVE-2001-0026 · published 12 February 2001

CVE-2001-0026: Roaring penguin pppoe vulnerability

RRoaring Penguin · Pppoe

rp-pppoe PPPoE client allows remote attackers to cause a denial of service via the Clamp MSS option and a TCP packet with a zero-length TCP option.

5.0 CVSS 2.0 Medium EPSS 8.4% · top 5.2%
5.0CVSS 2.0 base score
8.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

rp-pppoe PPPoE client allows remote attackers to cause a denial of service via the Clamp MSS option and a TCP packet with a zero-length TCP option.

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

Affected products

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

References

LinkTags
http://archives.neohapsis.com/archives/bugtraq/2000-12/0134.html PatchVendor Advisory
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000357
http://www.linux-mandrake.com/en/security/MDKSA-2000-084.php3
http://www.redhat.com/support/errata/RHSA-2000-130.html ExploitPatchVendor Advisory
http://www.securityfocus.com/bid/2098 PatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/5727
http://archives.neohapsis.com/archives/bugtraq/2000-12/0134.html PatchVendor Advisory
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000357
http://www.linux-mandrake.com/en/security/MDKSA-2000-084.php3
http://www.redhat.com/support/errata/RHSA-2000-130.html ExploitPatchVendor Advisory
http://www.securityfocus.com/bid/2098 PatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/5727

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Related vulnerabilities

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

2.1CVE-2004-0564Roaring penguin pppoe vulnerabilityRoaring Penguin pppoe (rp-ppoe), if installed or configured to run setuid root contrary to its design, allows local users to overwrite arbitrary file…EPSS 0.36%

Source: NIST National Vulnerability Database (record CVE-2001-0026), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.