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SUSE: 2021:1577-1 Moderate: Resolved Issues with OpenVPN Security

suse
Calendar Grey May 12, 2021
Dist Suse Esm H88
A recent patch resolves several concerns within openvpn. Suggested installation techniques are provided to ensure efficient updates.
An update that fixes three vulnerabilities is now available

Summary

This update for openvpn fixes the following issues: - CVE-2020-15078: Fixed authentication bypass with deferred authentication (bsc#1185279). - CVE-2020-11810: Fixed race condition between allocating peer-id and initializing data channel key (bsc#1169925). - CVE-2018-7544: Fixed cross-protocol scripting issue that was discovered in the management interface (bsc#1085803). Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Module for Basesystem 15-SP3: zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-1577=1 - SUSE Linux Enterprise Module for Basesystem 15-SP2:

Topics%20covered

Topics Covered

security advisory moderate SUSE authentication bypass openvpn data channel key Patch

References

#1085803 #1169925 #1185279

Cross- CVE-2018-7544 CVE-2020-11810 CVE-2020-15078

CVSS scores:

CVE-2018-7544 (NVD) : 9.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

CVE-2018-7544 (SUSE): 5.3 CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

CVE-2020-11810 (SUSE): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

CVE-2020-15078 (SUSE): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected Products:

SUSE Linux Enterprise Module for Basesystem 15-SP3

SUSE Linux Enterprise Module for Basesystem 15-SP2

https://www.suse.com/security/cve/CVE-2018-7544.html

https://www.suse.com/security/cve/CVE-2020-11810.html

https://www.suse.com/security/cve/CVE-2020-15078.html

https://bugzilla.suse.com/1085803

https://bugzilla.suse.com/1169925

Announcement ID: SUSE-SU-2021:1577-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate SUSE authentication bypass openvpn data channel key Patch

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