Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU73108
Risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-25658
CWE-ID:
CWE-385 - Covert Timing Channel
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a covert timing channel. A remote attacker can perform Bleichenbacher timing attack and decrypt parts of data via the RSA decryption API.
Update the affected package python-rsa to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 15-SP3-LTSS - 15-SP4
SUSE Linux Enterprise High Performance Computing: 15-SP3-LTSS - 15-SP4
SUSE Linux Enterprise Micro: 5.2 - 5.3
openSUSE Leap Micro: 5.2
SUSE Enterprise Storage: 7.1
SUSE Manager Retail Branch Server: 4.2 - 4.3
SUSE Linux Enterprise Module for Packagehub Subpackages: 15-SP3 - 15-SP4
SUSE Manager Server: 4.2 - 4.3
SUSE Manager Proxy: 4.2 - 4.3
SUSE Linux Enterprise Module for Basesystem: 15-SP3 - 15-SP4
SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4
openSUSE Leap: 15.3 - 15.4
SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4
python2-rsa: before 3.4.2-150000.3.7.1
python3-rsa: before 3.4.2-150000.3.7.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20223932-1/
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.