- Vulnerability/
- RHSA-2021:0916
RHSA-2021:0916: Moderate: Red Hat OpenStack Platform 16.1.4 (etcd) security update
First published: Wed Mar 17 2021(Updated: )
A highly-available key value store for shared configuration.<br>Security Fix(es):<br><li> large slice causes panic in decodeRecord method (CVE-2020-15106)</li> <li> DoS in wal/wal.go (CVE-2020-15112)</li> <li> directories created via os.MkdirAll are not checked for permissions</li> (CVE-2020-15113)<br><li> gateway can include itself as an endpoint resulting in resource</li> exhaustion and leads to DoS (CVE-2020-15114)<br><li> improper validation of passwords allow an attacker to guess or</li> brute-force user's passwords (CVE-2020-15115)<br><li> no authentication is performed against endpoints provided in the</li> <li>-endpoints flag (CVE-2020-15136)</li> For more details about the security issue(s), including the impact, a CVSS<br>score, acknowledgments, and other related information, refer to the CVE<br>page listed in the References section.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/etcd | <3.3.23-1.el8 | 3.3.23-1.el8 |
| redhat/etcd-debuginfo | <3.3.23-1.el8 | 3.3.23-1.el8 |
| redhat/etcd-debugsource | <3.3.23-1.el8 | 3.3.23-1.el8 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1868870
- https://bugzilla.redhat.com/show_bug.cgi?id=1868872
- https://bugzilla.redhat.com/show_bug.cgi?id=1868874
- https://bugzilla.redhat.com/show_bug.cgi?id=1868878
- https://bugzilla.redhat.com/show_bug.cgi?id=1868880
- https://bugzilla.redhat.com/show_bug.cgi?id=1868883
- https://access.redhat.com/security/updates/classification/#moderate
- https://access.redhat.com/errata/RHSA-2021:0916 (Advisory)
Frequently Asked Questions
What vulnerabilities are addressed in RHSA-2021:0916?
RHSA-2021:0916 addresses vulnerabilities including CVE-2020-15106, CVE-2020-15112, and improper permission checks on directories created via os.MkdirAll.
What is the severity level of RHSA-2021:0916?
The severity level of RHSA-2021:0916 is considered important due to the potential impact on system stability and security.
How can I mitigate vulnerabilities in RHSA-2021:0916?
To mitigate vulnerabilities in RHSA-2021:0916, you should upgrade to etcd version 3.3.23-1.el8.
What software packages are affected by RHSA-2021:0916?
The affected software packages include etcd, etcd-debuginfo, and etcd-debugsource versions below 3.3.23-1.el8.
Is there a recommended action for RHSA-2021:0916?
The recommended action for RHSA-2021:0916 is to apply the security update to the affected packages as soon as possible.
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