CVE-2020-8597
Published: August 31, 2023Last modified: August 31, 2023
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | ppp | Not affected (2.4.9-r6) |
| Stream | ppp | Not affected (2.5.0-r4) |
References
- 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%40lists.fedoraproject.org/message/UNJNHWOO4XF73M2W56ILZUY4JQG3JXIR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YOFDAIOWSWPG732ASYUZNINMXDHY4APE/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/UNJNHWOO4XF73M2W56ILZUY4JQG3JXIR/
- https://lists.fedoraproject.org/archives/list/[email protected]/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