SUSE update for libtirpc
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-46828 |
| CWE-ID | CWE-400 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
SUSE OpenStack Cloud Crowbar Operating systems & Components / Operating system SUSE Linux Enterprise Software Development Kit Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Applications Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system SUSE OpenStack Cloud Operating systems & Components / Operating system libtirpc-devel Operating systems & Components / Operating system package or component libtirpc3-debuginfo-32bit Operating systems & Components / Operating system package or component libtirpc3-debuginfo Operating systems & Components / Operating system package or component libtirpc3-32bit Operating systems & Components / Operating system package or component libtirpc3 Operating systems & Components / Operating system package or component libtirpc-netconfig Operating systems & Components / Operating system package or component libtirpc-debugsource 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: #VU66152
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-2021-46828
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 library improperly handles idle TCP connections. A remote attacker can exhaust the file descriptors of a process that uses libtirpc and perform a denial of service (DoS) attack.
Update the affected package libtirpc to the latest version.
Vulnerable software versionsSUSE OpenStack Cloud Crowbar: 9
SUSE Linux Enterprise Software Development Kit: 12-SP5
SUSE Linux Enterprise Server for SAP: 12-SP4
SUSE Linux Enterprise Server for SAP Applications: 12-SP5
SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5
SUSE OpenStack Cloud: 9
libtirpc-devel: before 1.0.1-17.24.1
libtirpc3-debuginfo-32bit: before 1.0.1-17.24.1
libtirpc3-debuginfo: before 1.0.1-17.24.1
libtirpc3-32bit: before 1.0.1-17.24.1
libtirpc3: before 1.0.1-17.24.1
libtirpc-netconfig: before 1.0.1-17.24.1
libtirpc-debugsource: before 1.0.1-17.24.1
CPE2.3- cpe:2.3:o:suse:suse_openstack_cloud_crowbar:9:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_software_development_kit:12-SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:12-SP4:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications:12-SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server:12-SP2-BCL:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server:12-SP3-BCL:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server:12-SP4-LTSS:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_openstack_cloud:9:*:*:*:*:*:*:*
- cpe:2.3:o:suse:libtirpc-devel:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:o:suse:libtirpc3-debuginfo-32bit:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:o:suse:libtirpc3-debuginfo:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:o:suse:libtirpc3-32bit:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:o:suse:libtirpc3:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:o:suse:libtirpc-netconfig:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:o:suse:libtirpc-debugsource:*:*:*:*:*:suse_linux:*:*
https://www.suse.com/support/update/announcement/2022/suse-su-20223791-1/
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.
