CVE-2020-8597 Information

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

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

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8