In etcd before versions 3.3.23 and 3.4.10, it is possible to have an entry index greater then the number of entries in the ReadAll method in wal/wal.go. This could cause issues when WAL entries are being read during consensus as an arbitrary etcd consensus participant could go down from a runtime panic when reading the entry.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2022-7121 In etcd before versions 3.3.23 and 3.4.10, it is possible to have an entry index greater then the number of entries in the ReadAll method in wal/wal.go. This could cause issues when WAL entries are being read during consensus as an arbitrary etcd consensus participant could go down from a runtime panic when reading the entry.
Github GHSA Github GHSA GHSA-m332-53r6-2w93 etcd's WAL `ReadAll` method vulnerable to an entry with large index causing panic
Ubuntu USN Ubuntu USN USN-5628-1 etcd vulnerabilities
Ubuntu USN Ubuntu USN USN-5628-2 etcd vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

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History

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2024-08-04T13:08:22.313Z

Reserved: 2020-06-25T00:00:00.000Z

Link: CVE-2020-15112

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-08-05T20:15:14.553

Modified: 2024-11-21T05:04:50.400

Link: CVE-2020-15112

cve-icon Redhat

Severity : Moderate

Publid Date: 2020-08-06T00:00:00Z

Links: CVE-2020-15112 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses