SUSE update for postfix

1) Command Injection

EUVDB-ID: #VU84727

Risk: Medium

CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2023-51764

CWE-ID: CWE-77 - Command injection

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to spoof email messages.

The vulnerability exists due to an error when handling line endings other than <CR><LF>. A remote attacker can spoof contents of email message and bypass SPF protection mechanism.

Mitigation

Update the affected package postfix to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server 15 SP4 LTSS: 15-SP4

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3 - SP4

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP3 - SP4

SUSE Linux Enterprise Desktop 15 SP4 LTSS: 15-SP4

Server Applications Module: 15-SP4

Legacy Module: 15-SP4

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP4

SUSE Linux Enterprise Server 15: SP3 - SP4

SUSE Linux Enterprise Server 15 SP3 LTSS: 15-SP3

SUSE Linux Enterprise Real Time 15: SP4

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP4

SUSE Linux Enterprise Desktop 15: SP4

Basesystem Module: 15-SP4

SUSE Enterprise Storage: 7.1

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

openSUSE Leap: 15.3 - 15.4

postfix-postgresql-debuginfo: before 3.5.9-150300.5.15.1

postfix-postgresql: before 3.5.9-150300.5.15.1

postfix-doc: before 3.5.9-150300.5.15.1

postfix-bdb-lmdb: before 3.5.9-150300.5.15.1

postfix-bdb-debuginfo: before 3.5.9-150300.5.15.1

postfix-debuginfo: before 3.5.9-150300.5.15.1

postfix-mysql: before 3.5.9-150300.5.15.1

postfix: before 3.5.9-150300.5.15.1

postfix-bdb: before 3.5.9-150300.5.15.1

postfix-devel: before 3.5.9-150300.5.15.1

postfix-bdb-lmdb-debuginfo: before 3.5.9-150300.5.15.1

postfix-ldap: before 3.5.9-150300.5.15.1

postfix-bdb-debugsource: before 3.5.9-150300.5.15.1

postfix-mysql-debuginfo: before 3.5.9-150300.5.15.1

postfix-debugsource: before 3.5.9-150300.5.15.1

postfix-ldap-debuginfo: before 3.5.9-150300.5.15.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_server_15_sp4_ltss:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_ltss_15:SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_ltss_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_espos_15:SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_espos_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_desktop_15_sp4_ltss:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:server_applications_module:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:legacy_module:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15_sp3_ltss:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_real_time_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15:SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_desktop_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:basesystem_module:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_enterprise_storage:7.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_retail_branch_server:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_server:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_proxy:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:postfix-postgresql-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-postgresql:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-doc:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-bdb-lmdb:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-bdb-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-mysql:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-bdb:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-bdb-lmdb-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-ldap:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-bdb-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-mysql-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:postfix-ldap-debuginfo:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2024/suse-su-20240012-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.