Upstream information
Description
A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.SUSE information
Overall state of this security issue: Resolved
This issue is currently rated as having moderate severity.
National Vulnerability Database | |
---|---|
Base Score | 4.3 |
Vector | AV:N/AC:M/Au:N/C:N/I:N/A:P |
Access Vector | Network |
Access Complexity | Medium |
Authentication | None |
Confidentiality Impact | None |
Integrity Impact | None |
Availability Impact | Partial |
National Vulnerability Database | SUSE | |
---|---|---|
Base Score | 5.9 | 5.3 |
Vector | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
Attack Vector | Network | Network |
Attack Complexity | High | Low |
Privileges Required | None | None |
User Interaction | None | None |
Scope | Unchanged | Unchanged |
Confidentiality Impact | None | None |
Integrity Impact | None | None |
Availability Impact | High | Low |
CVSSv3 Version | 3 | 3 |
SUSE Security Advisories:
- SUSE-SU-2018:2632-1, published Thu Sep 6 04:13:57 MDT 2018
- SUSE-SU-2018:2632-2, published Thu Oct 18 10:35:38 MDT 2018
- openSUSE-SU-2018:2642-1, published Fri Dec 8 15:48:40 2023
List of released packages
Product(s) | Fixed package version(s) | References |
---|---|---|
SUSE Enterprise Storage 4 |
| Patchnames: SUSE-Storage-4-2018-1844 |
SUSE Enterprise Storage 6 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 Manager Proxy 4.0 SUSE Manager Retail Branch Server 4.0 SUSE Manager Server 4.0 |
| Patchnames: SUSE Linux Enterprise Module for Server Applications 15 SP1 GA dovecot23-2.3.3-5.29 |
SUSE Enterprise Storage 7.1 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 Manager Proxy 4.2 SUSE Manager Retail Branch Server 4.2 SUSE Manager Server 4.2 |
| Patchnames: SUSE Linux Enterprise Module for Server Applications 15 SP3 GA dovecot23-2.3.11.3-17.5.1 |
SUSE Enterprise Storage 7 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 Manager Proxy 4.1 SUSE Manager Retail Branch Server 4.1 SUSE Manager Server 4.1 |
| Patchnames: SUSE Linux Enterprise Module for Server Applications 15 SP2 GA dovecot23-2.3.10-15.1 |
SUSE Linux Enterprise Desktop 12 SP3 SUSE Linux Enterprise Software Development Kit 12 SP3 |
| Patchnames: SUSE-SLE-SDK-12-SP3-2018-1844 |
SUSE Linux Enterprise Desktop 12 SP4 SUSE Linux Enterprise Server for SAP Applications 12 SP4 SUSE Linux Enterprise Software Development Kit 12 SP4 |
| Patchnames: SUSE Linux Enterprise Software Development Kit 12 SP4 GA dovecot22-devel-2.2.31-19.11.1 |
SUSE Linux Enterprise High Performance Computing 12 SP5 |
| Patchnames: SUSE Linux Enterprise High Performance Computing 12 SP5 GA dovecot22-2.2.31-19.17.1 |
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 |
| Patchnames: SUSE Linux Enterprise Module for Server Applications 15 SP4 GA dovecot23-2.3.15-58.3 |
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 |
| Patchnames: SUSE Linux Enterprise Module for Server Applications 15 GA dovecot23-2.3.1-2.20 |
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT |
| Patchnames: SUSE-SLE-POS-12-SP2-CLIENT-2018-1844 |
SUSE Linux Enterprise Server 12 SP1-LTSS |
| Patchnames: SUSE-SLE-SERVER-12-SP1-2018-1844 |
SUSE Linux Enterprise Server 12 SP2-BCL |
| Patchnames: SUSE-SLE-SERVER-12-SP2-BCL-2018-1844 |
SUSE Linux Enterprise Server 12 SP2-ESPOS |
| Patchnames: SUSE-SLE-SERVER-12-SP2-ESPOS-2018-1844 |
SUSE Linux Enterprise Server 12 SP2-LTSS |
| Patchnames: SUSE-SLE-SERVER-12-SP2-2018-1844 |
SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP3 |
| Patchnames: SUSE-SLE-SDK-12-SP3-2018-1844 SUSE-SLE-SERVER-12-SP3-2018-1844 |
SUSE Linux Enterprise Server 12 SP4 |
| Patchnames: SUSE Linux Enterprise Server 12 SP4 GA dovecot22-2.2.31-19.11.1 SUSE Linux Enterprise Software Development Kit 12 SP4 GA dovecot22-devel-2.2.31-19.11.1 |
SUSE Linux Enterprise Server 12 SP5 |
| Patchnames: SUSE Linux Enterprise Server 12 SP5 GA dovecot22-2.2.31-19.17.1 SUSE Linux Enterprise Software Development Kit 12 SP5 GA dovecot22-2.2.31-19.17.1 SUSE Linux Enterprise Software Development Kit 12 SP5 GA dovecot22-devel-2.2.31-19.17.1 |
SUSE Linux Enterprise Server 12-LTSS |
| Patchnames: SUSE-SLE-SERVER-12-2018-1844 |
SUSE Linux Enterprise Server for SAP Applications 12 SP1 |
| Patchnames: SUSE-SLE-SAP-12-SP1-2018-1844 |
SUSE Linux Enterprise Server for SAP Applications 12 SP2 |
| Patchnames: SUSE-SLE-SAP-12-SP2-2018-1844 |
SUSE Linux Enterprise Server for SAP Applications 12 SP5 SUSE Linux Enterprise Software Development Kit 12 SP5 |
| Patchnames: SUSE Linux Enterprise Software Development Kit 12 SP5 GA dovecot22-2.2.31-19.17.1 SUSE Linux Enterprise Software Development Kit 12 SP5 GA dovecot22-devel-2.2.31-19.17.1 |
SUSE OpenStack Cloud 7 |
| Patchnames: SUSE-OpenStack-Cloud-7-2018-1844 |
openSUSE Tumbleweed |
| Patchnames: openSUSE-Tumbleweed-2024-10726 |
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 Long Term Service Pack support and receiving important and critical security fixes. | ||
SUSE Linux Enterprise High Performance Computing 12 SP5 | dovecot22 | Affected |
SUSE Linux Enterprise Server 12 SP5 | dovecot22 | Released |
SUSE Linux Enterprise Server 12 SP5-LTSS | dovecot22 | Released |
SUSE Linux Enterprise Server 15-ESPOS | dovecot23 | Already fixed |
SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 | dovecot22 | Released |
SUSE Linux Enterprise Server for SAP Applications 12 SP5 | dovecot22 | Released |
Products past their end of life and not receiving proactive updates anymore. | ||
HPE Helion OpenStack 8 | dovecot22 | Affected |
SUSE Enterprise Storage 4 | dovecot22 | Released |
SUSE Linux Enterprise Desktop 12 | dovecot22 | Affected |
SUSE Linux Enterprise Desktop 12 SP1 | dovecot22 | Affected |
SUSE Linux Enterprise Desktop 12 SP2 | dovecot22 | Unsupported |
SUSE Linux Enterprise Desktop 12 SP3 | dovecot22 | Released |
SUSE Linux Enterprise Desktop 12 SP4 | dovecot22 | Affected |
SUSE Linux Enterprise High Performance Computing 15 | dovecot23 | Already fixed |
SUSE Linux Enterprise High Performance Computing 15-ESPOS | dovecot23 | Already fixed |
SUSE Linux Enterprise High Performance Computing 15-LTSS | dovecot23 | Already fixed |
SUSE Linux Enterprise Module for Server Applications 15 | dovecot23 | Already fixed |
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT | dovecot22 | Released |
SUSE Linux Enterprise Server 12 | dovecot22 | Affected |
SUSE Linux Enterprise Server 12 SP1 | dovecot22 | Affected |
SUSE Linux Enterprise Server 12 SP1-LTSS | dovecot22 | Released |
SUSE Linux Enterprise Server 12 SP2 | dovecot22 | Affected |
SUSE Linux Enterprise Server 12 SP2-BCL | dovecot22 | Released |
SUSE Linux Enterprise Server 12 SP2-ESPOS | dovecot22 | Released |
SUSE Linux Enterprise Server 12 SP2-LTSS | dovecot22 | Released |
SUSE Linux Enterprise Server 12 SP3 | dovecot22 | Released |
SUSE Linux Enterprise Server 12 SP3-BCL | dovecot22 | Unsupported |
SUSE Linux Enterprise Server 12 SP3-ESPOS | dovecot22 | Unsupported |
SUSE Linux Enterprise Server 12 SP3-LTSS | dovecot22 | Unsupported |
SUSE Linux Enterprise Server 12 SP4 | dovecot22 | Affected |
SUSE Linux Enterprise Server 12 SP4-ESPOS | dovecot22 | Affected |
SUSE Linux Enterprise Server 12 SP4-LTSS | dovecot22 | Affected |
SUSE Linux Enterprise Server 12-LTSS | dovecot22 | Released |
SUSE Linux Enterprise Server 15 | dovecot23 | Already fixed |
SUSE Linux Enterprise Server 15-LTSS | dovecot23 | Already fixed |
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 | dovecot22 | Affected |
SUSE Linux Enterprise Server for SAP Applications 12 | dovecot22 | Affected |
SUSE Linux Enterprise Server for SAP Applications 12 SP1 | dovecot22 | Released |
SUSE Linux Enterprise Server for SAP Applications 12 SP2 | dovecot22 | Released |
SUSE Linux Enterprise Server for SAP Applications 12 SP3 | dovecot22 | Released |
SUSE Linux Enterprise Server for SAP Applications 12 SP4 | dovecot22 | Affected |
SUSE Linux Enterprise Server for SAP Applications 15 | dovecot23 | Already fixed |
SUSE Linux Enterprise Software Development Kit 12 | dovecot22 | Affected |
SUSE Linux Enterprise Software Development Kit 12 SP1 | dovecot22 | Affected |
SUSE Linux Enterprise Software Development Kit 12 SP2 | dovecot22 | Unsupported |
SUSE Linux Enterprise Software Development Kit 12 SP3 | dovecot22 | Released |
SUSE Linux Enterprise Software Development Kit 12 SP4 | dovecot22 | Affected |
SUSE Linux Enterprise Software Development Kit 12 SP5 | dovecot22 | Released |
SUSE OpenStack Cloud 7 | dovecot22 | Released |
SUSE OpenStack Cloud 8 | dovecot22 | Affected |
SUSE OpenStack Cloud 9 | dovecot22 | Affected |
SUSE OpenStack Cloud Crowbar 8 | dovecot22 | Affected |
SUSE OpenStack Cloud Crowbar 9 | dovecot22 | Affected |
SUSE Timeline for this CVE
CVE page created: Mon Feb 26 14:30:26 2018CVE page last modified: Tue Dec 17 20:17:35 2024