Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU55426
Risk: Low
CVSSv3.1: 5.3 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-36386
CWE-ID:
CWE-665 - Improper Initialization
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to improper initialization when logging error messages. A local user can trigger an error condition on the fetchmail side and gain access to sensitive information or perform a denial of service (DoS) attack.
Update the affected package fetchmail to the latest version.
Vulnerable software versionsSUSE Manager Proxy: 4.0
SUSE Manager Retail Branch Server: 4.0
SUSE Manager Server: 4.0
SUSE Linux Enterprise Server for SAP: 15 - 15-SP1
SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS
SUSE Enterprise Storage: 6
SUSE CaaS Platform: 4.0
SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS
SUSE Linux Enterprise Module for Desktop Applications: 15-SP2 - 15-SP3
SUSE Linux Enterprise Module for Basesystem: 15-SP2 - 15-SP3
fetchmailconf: before 6.3.26-20.14.1
fetchmail-debugsource: before 6.3.26-20.14.1
fetchmail-debuginfo: before 6.3.26-20.14.1
fetchmail: before 6.3.26-20.14.1
External linkshttp://www.suse.com/support/update/announcement/2021/suse-su-20212791-1/
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.