CVE-2020-8597

9.8 CRITICAL
Published: February 03, 2020 Modified: December 03, 2025
View on NVD

Description

eap.c in pppd in ppp 2.4.2 through 2.4.8 has an rhostname buffer overflow in the eap_request and eap_response functions.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00006.html
Source: cve@mitre.org
Mailing List Third Party Advisory
http://packetstormsecurity.com/files/156662/pppd-2.4.8-Buffer-Overflow.html
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/156802/pppd-2.4.8-Buffer-Overflow.html
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2020/Mar/6
Source: cve@mitre.org
Mailing List Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0630
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0631
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0633
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0634
Source: cve@mitre.org
Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-809841.pdf
Source: cve@mitre.org
Third Party Advisory
https://github.com/paulusmack/ppp/commit/8d7970b8f3db727fe798b65f3377fe6787575426
Source: cve@mitre.org
Patch Third Party Advisory
https://kb.netgear.com/000061806/Security-Advisory-for-Unauthenticated-Remote-Buffer-Overflow-Attack-in-PPPD-on-WAC510-PSV-2020-0136
Source: cve@mitre.org
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/02/msg00005.html
Source: cve@mitre.org
Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UNJNHWOO4XF73M2W56ILZUY4JQG3JXIR/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YOFDAIOWSWPG732ASYUZNINMXDHY4APE/
Source: cve@mitre.org
https://security.gentoo.org/glsa/202003-19
Source: cve@mitre.org
Third Party Advisory
https://security.netapp.com/advisory/ntap-20200313-0004/
Source: cve@mitre.org
Third Party Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-20-224-04
Source: cve@mitre.org
Third Party Advisory US Government Resource
https://usn.ubuntu.com/4288-1/
Source: cve@mitre.org
Third Party Advisory
https://usn.ubuntu.com/4288-2/
Source: cve@mitre.org
Third Party Advisory
https://www.debian.org/security/2020/dsa-4632
Source: cve@mitre.org
Third Party Advisory
https://www.kb.cert.org/vuls/id/782301
Source: cve@mitre.org
Third Party Advisory US Government Resource
https://www.synology.com/security/advisory/Synology_SA_20_02
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00006.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://packetstormsecurity.com/files/156662/pppd-2.4.8-Buffer-Overflow.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/156802/pppd-2.4.8-Buffer-Overflow.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2020/Mar/6
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0630
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0631
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0633
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0634
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-809841.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://github.com/paulusmack/ppp/commit/8d7970b8f3db727fe798b65f3377fe6787575426
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://kb.netgear.com/000061806/Security-Advisory-for-Unauthenticated-Remote-Buffer-Overflow-Attack-in-PPPD-on-WAC510-PSV-2020-0136
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/02/msg00005.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UNJNHWOO4XF73M2W56ILZUY4JQG3JXIR/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YOFDAIOWSWPG732ASYUZNINMXDHY4APE/
Source: af854a3a-2127-422b-91ae-364da2661108
https://security.gentoo.org/glsa/202003-19
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://security.netapp.com/advisory/ntap-20200313-0004/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-20-224-04
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory US Government Resource
https://usn.ubuntu.com/4288-1/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://usn.ubuntu.com/4288-2/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.debian.org/security/2020/dsa-4632
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.kb.cert.org/vuls/id/782301
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory US Government Resource
https://www.synology.com/security/advisory/Synology_SA_20_02
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

44 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
63.7%
98th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-120 CWE-120

Affected Vendors

point-to-point_protocol_project canonical debian wago

Related CVEs

CVE-2025-52691 10.0
CVE-2025-15168 7.3
CVE-2025-15167 7.3
CVE-2025-15166 7.3
CVE-2025-15165 7.3