SUSE update for dnsmasq
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2023-28450 |
| CWE-ID | CWE-400 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
SUSE Linux Enterprise Server 12 Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing 12 Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Applications 12 Operating systems & Components / Operating system SUSE OpenStack Cloud Crowbar Operating systems & Components / Operating system HPE Helion Openstack Operating systems & Components / Operating system SUSE OpenStack Cloud Operating systems & Components / Operating system dnsmasq Operating systems & Components / Operating system package or component dnsmasq-debuginfo Operating systems & Components / Operating system package or component dnsmasq-debugsource Operating systems & Components / Operating system package or component dnsmasq-utils Operating systems & Components / Operating system package or component dnsmasq-utils-debuginfo Operating systems & Components / Operating system package or component |
| Vendor | SUSE |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Resource exhaustion
EUVDB-ID: #VU75389
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2023-28450
CWE-ID:
CWE-400 - Resource exhaustion
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly perform fragmentation of UDP packets. A remote attacker can trigger resource exhaustion by sending overly large DNS UDP packets.
Update the affected package dnsmasq to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server 12: SP3 - SP5
SUSE Linux Enterprise High Performance Computing 12: SP3 - SP5
SUSE Linux Enterprise Server for SAP Applications 12: SP5
SUSE OpenStack Cloud Crowbar: 8 - 9
HPE Helion Openstack: 8
SUSE OpenStack Cloud: 8 - 9
dnsmasq: before 2.78-18.21.1
dnsmasq-debuginfo: before 2.78-18.21.1
dnsmasq-debugsource: before 2.78-18.21.1
dnsmasq-utils: before 2.78-18.21.1
dnsmasq-utils-debuginfo: before 2.78-18.21.1
CPE2.3- cpe:2.3:o:suse:suse_linux_enterprise_server_12:SP3:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server_12:SP4:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server_12:SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_12:SP3:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_12:SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_12:SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_openstack_cloud_crowbar:8:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_openstack_cloud_crowbar:9:*:*:*:*:*:*:*
- cpe:2.3:o:suse:hpe_helion_openstack:8:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_openstack_cloud:8:*:*:*:*:*:*:*
- cpe:2.3:a:suse:dnsmasq:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:dnsmasq-debuginfo:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:dnsmasq-debugsource:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:dnsmasq-utils:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:dnsmasq-utils-debuginfo:*:*:*:*:*:suse_linux:*:*
https://www.suse.com/support/update/announcement/2023/suse-su-20232123-1/
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.
