SUSE update for apache2

1) Resource management error

EUVDB-ID: #VU82245

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-45802

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources within the server when handling HTTP/2 requests. A remote attacker can send multiple requests to the server and perform a denial of service (DoS) attack.

Mitigation

Update the affected package apache2 to the latest version.

Vulnerable software versions

Server Applications Module: 15-SP5 - 15-SP6

SUSE Linux Enterprise Real Time 15: SP5 - SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP4 - SP6

SUSE Linux Enterprise Server 15: SP4 - SP6

SUSE Linux Enterprise Server 15 SP4 LTSS: 15-SP4

SUSE Linux Enterprise High Performance Computing LTSS 15: SP4

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP4

SUSE Linux Enterprise Desktop 15 SP4 LTSS: 15-SP4

SUSE Linux Enterprise Micro: 5.5

SUSE Package Hub 15: 15-SP5

Basesystem Module: 15-SP5

SUSE Linux Enterprise High Performance Computing 15: SP4 - SP5

SUSE Linux Enterprise Desktop 15: SP5

openSUSE Leap: 15.4 - 15.5

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

apache2-doc: before 2.4.51-150400.6.40.1

apache2-prefork-debuginfo: before 2.4.51-150400.6.40.1

apache2-debuginfo: before 2.4.51-150400.6.40.1

apache2-worker: before 2.4.51-150400.6.40.1

apache2-event-debuginfo: before 2.4.51-150400.6.40.1

apache2-prefork: before 2.4.51-150400.6.40.1

apache2-event: before 2.4.51-150400.6.40.1

apache2-utils: before 2.4.51-150400.6.40.1

apache2: before 2.4.51-150400.6.40.1

apache2-debugsource: before 2.4.51-150400.6.40.1

apache2-worker-debuginfo: before 2.4.51-150400.6.40.1

apache2-example-pages: before 2.4.51-150400.6.40.1

apache2-utils-debuginfo: before 2.4.51-150400.6.40.1

apache2-devel: before 2.4.51-150400.6.40.1

CPE2.3

• cpe:2.3:o:suse:server_applications_module:15-SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:server_applications_module:15-SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_real_time_15:SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_real_time_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP6:*:*:*:*:*:*:*
• 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:SP4:*:*:*:*:*:*:*
• 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:suse_linux_enterprise_micro:5.5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_package_hub_15:15-SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:basesystem_module:15-SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_desktop_15:SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.4:*:*:*:*:*:*:*
• 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:apache2-doc:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2-prefork-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2-worker:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2-event-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2-prefork:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2-event:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2-utils:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2-worker-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2-example-pages:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2-utils-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:apache2-devel:*:*:*:*:*:suse_linux:*:*

External links

http://www.suse.com/support/update/announcement/2024/suse-su-20243961-1/

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.