CVE-2020-8597
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.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 19.9%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
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 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 19.93% probability · 97th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-120
- Affected
- point-to-point protocol project/point-to-point protocol · wago/pfc firmware · debian/debian linux · canonical/ubuntu linux
- Source
- cve@mitre.org
EPSS 19.9% since 3 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00006.htmlMailing List, Third Party Advisory
- http://packetstormsecurity.com/files/156662/pppd-2.4.8-Buffer-Overflow.htmlThird Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/156802/pppd-2.4.8-Buffer-Overflow.htmlThird Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2020/Mar/6Mailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0630Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0631Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0633Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0634Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-809841.pdfThird Party Advisory
- https://github.com/paulusmack/ppp/commit/8d7970b8f3db727fe798b65f3377fe6787575426Patch, Third Party Advisory
- https://kb.netgear.com/000061806/Security-Advisory-for-Unauthenticated-Remote-Buffer-Overflow-Attack-in-PPPD-on-WAC510-PSV-2020-0136Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/02/msg00005.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UNJNHWOO4XF73M2W56ILZUY4JQG3JXIR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YOFDAIOWSWPG732ASYUZNINMXDHY4APE/
- https://security.gentoo.org/glsa/202003-19Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200313-0004/Third Party Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-20-224-04Third Party Advisory, US Government Resource
- https://usn.ubuntu.com/4288-1/Third Party Advisory
- https://usn.ubuntu.com/4288-2/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4632Third Party Advisory
- https://www.kb.cert.org/vuls/id/782301Third Party Advisory, US Government Resource
- https://www.synology.com/security/advisory/Synology_SA_20_02Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00006.htmlMailing List, Third Party Advisory
- http://packetstormsecurity.com/files/156662/pppd-2.4.8-Buffer-Overflow.htmlThird Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/156802/pppd-2.4.8-Buffer-Overflow.htmlThird Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2020/Mar/6Mailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0630Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0631Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0633Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0634Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.