SUSE update for python-dnspython

1) Input validation error

EUVDB-ID: #VU86795

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-2023-29483

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input within the Tudoor mechanism. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected package python-dnspython to the latest version.

Vulnerable software versions

openSUSE Leap Micro: 5.5

SUSE Package Hub 15: 15-SP5 - 15-SP6

Basesystem Module: 15-SP5 - 15-SP6

SUSE Linux Enterprise Real Time 15: SP5 - SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP2 - SP6

SUSE Linux Enterprise Server 15: SP2 - SP6

SUSE Linux Enterprise Desktop 15: SP5 - SP6

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: SP4

SUSE Linux Enterprise Desktop 15 SP4 LTSS: 15-SP4

SUSE Linux Enterprise Micro: 5.3 - 5.5

SUSE Linux Enterprise Micro for Rancher: 5.3 - 5.4

SUSE Linux Enterprise High Performance Computing 15: SP2 - SP5

SUSE Linux Enterprise Server 15 SP3 LTSS: 15-SP3

SUSE Linux Enterprise Server 15 SP2 LTSS: 15-SP2

SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS: 15-SP2

openSUSE Leap: 15.5

SUSE Enterprise Storage: 7.1

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

python2-dnspython: before 1.15.0-150000.3.10.2

python3-dnspython: before 1.15.0-150000.3.10.2

CPE2.3

• cpe:2.3:o:suse:opensuse_leap_micro:5.5:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_package_hub_15:15-SP5:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_package_hub_15:15-SP6:*:*:*:*:*:*:
• cpe:2.3:o:suse:basesystem_module:15-SP5:*:*:*:*:*:*:
• cpe:2.3:o:suse:basesystem_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:SP2:*:*:*:*:*:*:
• 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:SP2:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_desktop_15:SP5:*:*:*:*:*:*:
• 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_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:5.3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_micro_for_rancher:5.3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15:SP2:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_15_sp3_ltss:15-SP3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_15_sp2_ltss:15-SP2:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15_sp2_ltss:15-SP2:*:*:*:*:*:*:
• cpe:2.3:o:suse:opensuse_leap:15.5:*:*:*:*:*:*:
• 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:python2-dnspython:*:*:*:*:*:suse_linux:*:
• cpe:2.3:o:suse:python3-dnspython:*:*:*:*:*:suse_linux:*:

External links

http://www.suse.com/support/update/announcement/2024/suse-su-20243298-1/

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.