Upstream information

CVE-2020-8597 at MITRE

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.

SUSE information

Overall state of this security issue: Running

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 7.5
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 9.8 8.6
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
Access Vector Network Network
Access Complexity Low Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High Low
Integrity Impact High High
Availability Impact High Low
CVSSv3 Version 3.1 3.1

Note from the SUSE Security Team

This buffer overflow is mitigated by the FORTIFY_SOURCE overflow checking and also by the Stack Protector Overflow heuristic protection, in SUSE Linux Enterprise 11 and newer products.

SUSE Bugzilla entry: 1162610 [NEW]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Point of Sale 11 SP3
  • ppp >= 2.4.5.git-2.32.3.1
Patchnames:
sleposp3-ppp-14292
SUSE Linux Enterprise Server 11 SP4-LTSS
  • ppp >= 2.4.5.git-2.32.3.1
Patchnames:
slessp4-ppp-14292
SUSE Linux Enterprise Server for SAP Applications 11 SP4-LTSS
  • ppp >= 2.4.5.git-2.32.3.1
Patchnames:
slessp4-ppp-14292

List of packages in QA

Product(s) Package(s)
HPE Helion Openstack 8
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Enterprise Storage 5
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Desktop 12 SP4
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Module for Desktop Applications 15
  • ppp >= 2.4.7-5.3.1
  • ppp-debuginfo >= 2.4.7-5.3.1
  • ppp-debugsource >= 2.4.7-5.3.1
  • ppp-devel >= 2.4.7-5.3.1
SUSE Linux Enterprise Module for Desktop Applications 15 SP1
  • ppp >= 2.4.7-5.3.1
  • ppp-debuginfo >= 2.4.7-5.3.1
  • ppp-debugsource >= 2.4.7-5.3.1
  • ppp-devel >= 2.4.7-5.3.1
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
  • ppp >= 2.4.7-5.3.1
  • ppp-modem >= 2.4.7-5.3.1
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP1
  • ppp >= 2.4.7-5.3.1
  • ppp-modem >= 2.4.7-5.3.1
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server 12 SP1-LTSS
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server 12 SP2-BCL
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server 12 SP2-ESPOS
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server 12 SP2-LTSS
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server 12 SP3-BCL
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server 12 SP3-ESPOS
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server 12 SP3-LTSS
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server 12 SP4
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server 12 SP5
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server for SAP Applications 12 SP1
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server for SAP Applications 12 SP1-LTSS
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server for SAP Applications 12 SP2
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server for SAP Applications 12 SP2-BCL
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server for SAP Applications 12 SP2-ESPOS
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server for SAP Applications 12 SP2-LTSS
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server for SAP Applications 12 SP3
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server for SAP Applications 12 SP3-BCL
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server for SAP Applications 12 SP3-ESPOS
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server for SAP Applications 12 SP3-LTSS
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server for SAP Applications 12 SP4
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Server for SAP Applications 12 SP5
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE Linux Enterprise Software Development Kit 12 SP4
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
  • ppp-devel >= 2.4.7-4.3.1
SUSE Linux Enterprise Software Development Kit 12 SP5
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
  • ppp-devel >= 2.4.7-4.3.1
SUSE OpenStack Cloud 7
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE OpenStack Cloud 8
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1
SUSE OpenStack Cloud Crowbar 8
  • ppp >= 2.4.7-4.3.1
  • ppp-debuginfo >= 2.4.7-4.3.1
  • ppp-debugsource >= 2.4.7-4.3.1


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise High Performance Computing 12 ppp In progress
SUSE Linux Enterprise Module for Desktop Applications 15 GA ppp In progress
SUSE Linux Enterprise Module for Desktop Applications 15 SP1 ppp In progress
SUSE Linux Enterprise SDK 12 SP4 ppp In progress
SUSE Linux Enterprise SDK 12 SP5 ppp In progress
SUSE Linux Enterprise Server 11 SP4 LTSS ppp In progress
SUSE Linux Enterprise Server 12 SP1 LTSS ppp In progress
SUSE Linux Enterprise Server 12 SP2 LTSS ppp In progress
SUSE Linux Enterprise Server 12 SP3 LTSS ppp In progress
SUSE Linux Enterprise Server 12 SP4 ppp In progress
SUSE Linux Enterprise Server 12 SP5 ppp In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP2 ppp In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP3 ppp In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP4 ppp In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP5 ppp In progress