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SUSE: 2024:0012-1 moderate: postfix SMTP attack update for Leap 15.3, 15.4

suse
Calendar Grey January 2, 2024
Dist Suse Esm H88
Addresses a security flaw in Postfix related to SMTP tunneling through the SUSE 2024:0012-2 patch, crucial for implicated releases.
* bsc#1218304 * bsc#1218314 Cross-References: * CVE-2023-51764

Summary

## This update for postfix fixes the following issues: * CVE-2023-51764: Fixed SMTP smuggling attack (bsc#1218304). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * SUSE Linux Enterprise Server for SAP Applications 15 SP4 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2024-12=1 * SUSE Manager Proxy 4.3 zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.3-2024-12=1 * SUSE Manager Retail Branch Server 4.3 zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch- Server-4.3-2024-12=1 * SUSE Manager Server 4.3 zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.3-2024-12=1 * SUSE Enterprise Storage 7.1

Topics%20covered

Topics Covered

security advisory SUSE server update openSUSE SMTP attack Postfix fix

References

* bsc#1218304

* bsc#1218314

Cross-

* CVE-2023-51764

CVSS scores:

* CVE-2023-51764 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected Products:

* Basesystem Module 15-SP4

* Legacy Module 15-SP4

* openSUSE Leap 15.3

* openSUSE Leap 15.4

* Server Applications Module 15-SP4

* SUSE Enterprise Storage 7.1

* SUSE Linux Enterprise Desktop 15 SP4

* SUSE Linux Enterprise Desktop 15 SP4 LTSS 15-SP4

* SUSE Linux Enterprise High Performance Computing 15 SP3

* SUSE Linux Enterprise High Performance Computing 15 SP4

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP3

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

* SUSE Linux Enterprise Real Time 15 SP4

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:0012-1
Rating: important

Topics%20covered

Topics Covered

security advisory SUSE server update openSUSE SMTP attack Postfix fix

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