Upstream information

CVE-2018-11574 at MITRE

Description

Improper input validation together with an integer overflow in the EAP-TLS protocol implementation in PPPD may cause a crash, information disclosure, or authentication bypass. This implementation is distributed as a patch for PPPD 0.91, and includes the affected eap.c and eap-tls.c files. Configurations that use the `refuse-app` option are unaffected.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having critical 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
Base Score 9.8
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1

Note from the SUSE Security Team

This issue does not affect the SUSE or openSUSE PPP as the problem was in an additional feature patch not included into our ppp packages.

SUSE Bugzilla entry: 1096283 [RESOLVED / INVALID]

No SUSE Security Announcements cross referenced.


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Please note that this evaluation state might be work in progress, incomplete or outdated.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. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise Server 12 SP5 ppp Not affected
SUSE Linux Enterprise Server 12-LTSS ppp Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 ppp Not affected
SUSE Linux Enterprise Software Development Kit 12 SP5 ppp Not affected
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Server 12 SP2-BCL ppp Not affected
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 ppp Not affected
SUSE Linux Enterprise Desktop 11 SP4 ppp Not affected
SUSE Linux Enterprise Desktop 12 ppp Not affected
SUSE Linux Enterprise Desktop 12 SP1 ppp Not affected
SUSE Linux Enterprise Desktop 12 SP2 ppp Not affected
SUSE Linux Enterprise Desktop 12 SP3 ppp Not affected
SUSE Linux Enterprise Desktop 12 SP4 ppp Not affected
SUSE Linux Enterprise Server 11 SP3 ppp Not affected
SUSE Linux Enterprise Server 11 SP3 LTSS ppp Not affected
SUSE Linux Enterprise Server 11 SP3-LTSS ppp Not affected
SUSE Linux Enterprise Server 11 SP4 ppp Not affected
SUSE Linux Enterprise Server 11 SP4-LTSS ppp Not affected
SUSE Linux Enterprise Server 12 ppp Not affected
SUSE Linux Enterprise Server 12 SP1 ppp Not affected
SUSE Linux Enterprise Server 12 SP1-LTSS ppp Not affected
SUSE Linux Enterprise Server 12 SP2 ppp Not affected
SUSE Linux Enterprise Server 12 SP2-ESPOS ppp Not affected
SUSE Linux Enterprise Server 12 SP2-LTSS ppp Not affected
SUSE Linux Enterprise Server 12 SP3 ppp Not affected
SUSE Linux Enterprise Server 12 SP3-BCL ppp Not affected
SUSE Linux Enterprise Server 12 SP3-ESPOS ppp Not affected
SUSE Linux Enterprise Server 12 SP3-LTSS ppp Not affected
SUSE Linux Enterprise Server 12 SP4 ppp Not affected
SUSE Linux Enterprise Server 12 SP4-ESPOS ppp Not affected
SUSE Linux Enterprise Server 12 SP4-LTSS ppp Not affected
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 ppp Not affected
SUSE Linux Enterprise Server for SAP Applications 11 SP4 ppp Not affected
SUSE Linux Enterprise Server for SAP Applications 12 ppp Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP1 ppp Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 ppp Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 ppp Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 ppp Not affected
SUSE Linux Enterprise Software Development Kit 11 SP4 ppp Not affected
SUSE Linux Enterprise Software Development Kit 12 ppp Not affected
SUSE Linux Enterprise Software Development Kit 12 SP1 ppp Not affected
SUSE Linux Enterprise Software Development Kit 12 SP2 ppp Not affected
SUSE Linux Enterprise Software Development Kit 12 SP3 ppp Not affected
SUSE Linux Enterprise Software Development Kit 12 SP4 ppp Not affected
SUSE OpenStack Cloud 7 ppp Not affected
SUSE OpenStack Cloud 8 ppp Not affected
SUSE OpenStack Cloud 9 ppp Not affected
SUSE OpenStack Cloud Crowbar 8 ppp Not affected
SUSE OpenStack Cloud Crowbar 9 ppp Not affected


SUSE Timeline for this CVE

CVE page created: Wed Jun 6 17:41:44 2018
CVE page last modified: Fri Oct 13 20:04:12 2023