Upstream information

CVE-2021-40346 at MITRE

Description

An integer overflow exists in HAProxy 2.0 through 2.5 in htx_add_header that can be exploited to perform an HTTP request smuggling attack, allowing an attacker to bypass all configured http-request HAProxy ACLs and possibly other ACLs.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.5 7.5
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector Network Network
Attack Complexity Low Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact High High
Availability Impact None None
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1189877 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
Container ses/7.1/ceph/haproxy:2.0.14.2.2.10
  • haproxy >= 2.0.14-11.11.1
SUSE Linux Enterprise High Availability Extension 15 SP1
  • haproxy >= 2.0.14-8.23.1
 Patchnames:
SUSE-SLE-Product-HA-15-SP1-2021-3257
SUSE Linux Enterprise High Availability Extension 15 SP2
  • haproxy >= 2.0.14-11.11.1
 Patchnames:
SUSE-SLE-Product-HA-15-SP2-2021-2975
SUSE Linux Enterprise High Availability Extension 15 SP3
  • haproxy >= 2.0.14-11.11.1
 Patchnames:
SUSE-SLE-Product-HA-15-SP3-2021-2975
SUSE Linux Enterprise High Availability Extension 15
  • haproxy >= 2.0.14-3.31.1
 Patchnames:
SUSE-SLE-Product-HA-15-2021-3258
openSUSE Leap 15.2
  • haproxy >= 2.0.14-lp152.2.6.1
 Patchnames:
openSUSE-2021-1329
openSUSE Leap 15.3
  • haproxy >= 2.0.14-11.11.1
 Patchnames:
openSUSE-SLE-15.3-2021-2975
openSUSE Tumbleweed
  • haproxy >= 2.4.4+git0.acb1d0bea-1.2
 Patchnames:
openSUSE Tumbleweed GA haproxy-2.4.4+git0.acb1d0bea-1.2

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Please note that this evaluation state might be work in progress, incomplete or outdated.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 High Availability Extension 12 SP5 haproxy Not affected
SUSE Linux Enterprise High Availability Extension 15 SP4 haproxy Already fixed
SUSE Linux Enterprise Micro 5.3 haproxy Already fixed
SUSE Linux Enterprise Micro 5.4 haproxy Already fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP5 haproxy Not affected
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise High Availability Extension 12 SP4 haproxy Not affected
SUSE Linux Enterprise High Availability Extension 15 SP1 haproxy Released
SUSE Linux Enterprise High Availability Extension 15 SP2 haproxy Released
SUSE Linux Enterprise High Availability Extension 15 SP3 haproxy Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4 haproxy Not affected
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 haproxy Not affected
SUSE Linux Enterprise High Availability Extension 12 SP2 haproxy Not affected
SUSE Linux Enterprise High Availability Extension 12 SP3 haproxy Not affected
SUSE Linux Enterprise High Availability Extension 15 haproxy Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3 haproxy Not affected
SUSE OpenStack Cloud 7 haproxy Not affected
SUSE OpenStack Cloud 8 haproxy Not affected
SUSE OpenStack Cloud 9 haproxy Not affected
SUSE OpenStack Cloud Crowbar 8 haproxy Not affected
SUSE OpenStack Cloud Crowbar 9 haproxy Not affected
Container Status
ses/7.1/ceph/haproxy haproxyReleased

SUSE Timeline for this CVE

CVE page created: Fri Aug 27 10:30:11 2021
CVE page last modified: Tue Mar 28 13:29:30 2023