Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2022-39028 |
CWE-ID | CWE-476 |
Exploitation vector | Local network |
Public exploit | N/A |
Vulnerable software |
SUSE Enterprise Storage Operating systems & Components / Operating system SUSE Linux Enterprise Module for Legacy Software Operating systems & Components / Operating system SUSE Manager Retail Branch Server Operating systems & Components / Operating system SUSE Linux Enterprise Storage Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Applications Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system SUSE Manager Server Operating systems & Components / Operating system SUSE Manager Proxy Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Operating systems & Components / Operating system SUSE Linux Enterprise Module for Basesystem Operating systems & Components / Operating system SUSE Linux Enterprise Desktop Operating systems & Components / Operating system SUSE CaaS Platform Operating systems & Components / Operating system openSUSE Leap Operating systems & Components / Operating system telnet-server-debuginfo Operating systems & Components / Operating system package or component telnet-server Operating systems & Components / Operating system package or component telnet-debugsource Operating systems & Components / Operating system package or component telnet-debuginfo Operating systems & Components / Operating system package or component telnet Operating systems & Components / Operating system package or component |
Vendor | SUSE |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU67777
Risk: Medium
CVSSv4.0: 4.9 [CVSS:4.0/AV:A/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-2022-39028
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in telnetd daemon. A remote attacker can trigger NULL pointer dereference via 0xff 0xf7 or 0xff 0xf8 and crash telnetd.
Update the affected package telnet to the latest version.
Vulnerable software versionsSUSE Enterprise Storage: 6 - 7.1
SUSE Linux Enterprise Module for Legacy Software: 15-SP3 - 15-SP4
SUSE Manager Retail Branch Server: 4.1 - 4.3
SUSE Linux Enterprise Storage: 7.1
SUSE Linux Enterprise Server for SAP Applications: 12-SP4 - 15-SP4
SUSE Linux Enterprise High Performance Computing: 12 - 15-SP4
SUSE Linux Enterprise Server: 11-SP3-CLIENT-TOOLS-BETA - 15-SP4
SUSE Manager Server: 4.1 - 4.3
SUSE Manager Proxy: 4.1 - 4.3
SUSE Linux Enterprise Server for SAP: 15-SP1 - 15-SP2
SUSE Linux Enterprise Module for Basesystem: 15-SP3 - 15-SP4
SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4
SUSE CaaS Platform: 4.0
openSUSE Leap: 15.3 - 15.4
telnet-server-debuginfo: before 1.2-150000.3.6.1
telnet-server: before 1.2-150000.3.6.1
telnet-debugsource: before 1.2-150000.3.6.1
telnet-debuginfo: before 1.2-150000.3.6.1
telnet: before 1.2-150000.3.6.1
CPE2.3https://www.suse.com/support/update/announcement/2022/suse-su-20223783-1/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.