Upstream information

CVE-2018-1000027 at MITRE

Description

The Squid Software Foundation Squid HTTP Caching Proxy version prior to version 4.0.23 contains a NULL Pointer Dereference vulnerability in HTTP Response X-Forwarded-For header processing that can result in Denial of Service to all clients of the proxy. This attack appear to be exploitable via Remote HTTP server responding with an X-Forwarded-For header to certain types of HTTP request. This vulnerability appears to have been fixed in 4.0.23 and later.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.5 5.4
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Access Vector Network Network
Access Complexity Low Low
Privileges Required None Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None Low
Availability Impact High Low
CVSSv3 Version 3 3
SUSE Bugzilla entry: 1077006 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise High Performance Computing 12 SP5
  • squid >= 4.8-2.17
Patchnames:
SUSE Linux Enterprise High Performance Computing 12 SP5 GA squid-4.8-2.17
SUSE Linux Enterprise High Performance Computing 15 SP1
SUSE Linux Enterprise Module for Server Applications 15 SP1
SUSE Linux Enterprise Server 15 SP1
SUSE Linux Enterprise Server for SAP Applications 15 SP1
SUSE Linux Enterprise Storage 6
SUSE Manager Proxy 4.0
SUSE Manager Retail Branch Server 4.0
SUSE Manager Server 4.0
  • squid >= 4.4-5.3.2
Patchnames:
SUSE Linux Enterprise Module for Server Applications 15 SP1 GA squid-4.4-5.3.2
SUSE Linux Enterprise High Performance Computing 15 SP2
SUSE Linux Enterprise Module for Server Applications 15 SP2
SUSE Linux Enterprise Server 15 SP2
SUSE Linux Enterprise Server for SAP Applications 15 SP2
SUSE Linux Enterprise Storage 7
SUSE Manager Proxy 4.1
SUSE Manager Retail Branch Server 4.1
SUSE Manager Server 4.1
  • squid >= 4.11-5.17.2
Patchnames:
SUSE Linux Enterprise Module for Server Applications 15 SP2 GA squid-4.11-5.17.2
SUSE Linux Enterprise High Performance Computing 15 SP3
SUSE Linux Enterprise Module for Server Applications 15 SP3
SUSE Linux Enterprise Server 15 SP3
SUSE Linux Enterprise Server for SAP Applications 15 SP3
SUSE Linux Enterprise Storage 7.1
SUSE Manager Proxy 4.2
SUSE Manager Retail Branch Server 4.2
SUSE Manager Server 4.2
  • squid >= 4.13-5.23.1
Patchnames:
SUSE Linux Enterprise Module for Server Applications 15 SP3 GA squid-4.13-5.23.1
SUSE Linux Enterprise High Performance Computing 15 SP4
SUSE Linux Enterprise Module for Server Applications 15 SP4
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server for SAP Applications 15 SP4
SUSE Manager Proxy 4.3
SUSE Manager Retail Branch Server 4.3
SUSE Manager Server 4.3
  • squid >= 5.4.1-150400.1.16
Patchnames:
SUSE Linux Enterprise Module for Server Applications 15 SP4 GA squid-5.4.1-150400.1.16
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Module for Server Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
  • squid >= 4.0.23-3.47
Patchnames:
SUSE Linux Enterprise Module for Server Applications 15 GA squid-4.0.23-3.47
SUSE Linux Enterprise Server 11 SP4
SUSE Linux Enterprise Server for SAP Applications 11 SP4
  • squid3 >= 3.1.23-8.16.37.3.1
Patchnames:
slessp4-squid3-13521
SUSE Linux Enterprise Server 12 SP2
SUSE Linux Enterprise Server for SAP Applications 12 SP2
  • squid >= 3.5.21-26.6.1
Patchnames:
SUSE-SLE-SERVER-12-SP2-2018-428
SUSE Linux Enterprise Server 12 SP3
SUSE Linux Enterprise Server for SAP Applications 12 SP3
  • squid >= 3.5.21-26.6.1
Patchnames:
SUSE-SLE-SERVER-12-SP3-2018-428
SUSE Linux Enterprise Server 12 SP4
  • squid >= 3.5.21-26.9.1
Patchnames:
SUSE Linux Enterprise Server 12 SP4 GA squid-3.5.21-26.9.1
SUSE Linux Enterprise Server 12 SP5
  • squid >= 4.8-2.17
Patchnames:
SUSE Linux Enterprise Server 12 SP5 GA squid-4.8-2.17
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2
  • squid >= 3.5.21-26.6.1
Patchnames:
SUSE-SLE-RPI-12-SP2-2018-428
openSUSE Tumbleweed
  • squid >= 4.16-1.5
Patchnames:
openSUSE Tumbleweed GA squid-4.16-1.5


First public cloud image revisions this CVE is fixed in:


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
HPE Helion OpenStack 8 squid Released
SLES for SAP Applications squid Already fixed
SLES for SAP Applications squid3 Affected
SUSE CaaS Platform 4.0 squid Already fixed
SUSE Enterprise Storage 5 squid Released
SUSE Enterprise Storage 6 squid Already fixed
SUSE Linux Enterprise Enterprise Server 11 SP1 for SAP Enterprise Search squid Already fixed
SUSE Linux Enterprise Enterprise Server 11 SP1 for SAP Enterprise Search squid3 Affected
SUSE Linux Enterprise High Performance Computing 12 SP5 squid Already fixed
SUSE Linux Enterprise High Performance Computing 15 LTSS squid Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS squid Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP2 squid Already fixed
SUSE Linux Enterprise Module for Server Applications 15 SP2 squid Already fixed
SUSE Linux Enterprise Point of Service 11 SP3 squid3 Released
SUSE Linux Enterprise Point of Service Image Server 12 SP2 squid Released
SUSE Linux Enterprise Server 11 SP3 LTSS squid Already fixed
SUSE Linux Enterprise Server 11 SP3 LTSS squid3 Affected
SUSE Linux Enterprise Server 11 SP4 LTSS squid Already fixed
SUSE Linux Enterprise Server 11 SP4 LTSS squid3 Released
SUSE Linux Enterprise Server 12 SP2 squid Released
SUSE Linux Enterprise Server 12 SP2 BCL squid Released
SUSE Linux Enterprise Server 12 SP2 ESPOS squid Released
SUSE Linux Enterprise Server 12 SP2 LTSS squid Released
SUSE Linux Enterprise Server 12 SP3 squid Released
SUSE Linux Enterprise Server 12 SP3 BCL squid Released
SUSE Linux Enterprise Server 12 SP3 ESPOS squid Released
SUSE Linux Enterprise Server 12 SP3 LTSS squid Released
SUSE Linux Enterprise Server 12 SP4 ESPOS squid Released
SUSE Linux Enterprise Server 12 SP4 LTSS squid Released
SUSE Linux Enterprise Server 12 SP5 squid Already fixed
SUSE Linux Enterprise Server 15 ESPOS squid Already fixed
SUSE Linux Enterprise Server 15 LTSS squid Already fixed
SUSE Linux Enterprise Server 15 SP1 LTSS squid Already fixed
SUSE Linux Enterprise Server 15 SP2 squid Already fixed
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 squid Already fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP2 squid Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3 squid Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4 squid Released
SUSE Linux Enterprise Server for SAP Applications 12 SP5 squid Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 squid Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP1 squid Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP2 squid Already fixed
SUSE Linux Enterprise Server for SAP Business All-in-One 11 SP1 squid Already fixed
SUSE Linux Enterprise Server for SAP Business All-in-One 11 SP1 squid3 Affected
SUSE Linux Enterprise Storage 7 squid Already fixed
SUSE Manager Proxy 4.0 squid Already fixed
SUSE Manager Proxy 4.1 squid Already fixed
SUSE Manager Retail Branch Server 4.0 squid Already fixed
SUSE Manager Retail Branch Server 4.1 squid Already fixed
SUSE Manager Server 4.0 squid Already fixed
SUSE Manager Server 4.1 squid Already fixed
SUSE OpenStack Cloud 7 squid Released
SUSE OpenStack Cloud 8 squid Released
SUSE OpenStack Cloud 9 squid Released
SUSE OpenStack Cloud Crowbar 8 squid Released
SUSE OpenStack Cloud Crowbar 9 squid Released