etcd: Large slice causes panic in decodeRecord method

A flaw was found In etcd, where a large slice causes panic in the decodeRecord method. The size of a record is stored in the length field of a WAL file, and no additional validation is performed on this data. Therefore, it is possible to forge an extremely large frame size that can unintentionall...

Moderate: Red Hat Security Advisory: etcd security update

An update for etcd is now available for Red Hat Enterprise Linux 7 Extras. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fro...

RHEL 7 : etcd (RHSA-2021:1407)

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:1407 advisory. The etcd packages provide a highly available key-value store for shared configuration. Security Fixes: etcd: Large slice causes panic in...

GO-2021-0077 Authentication bypass in go.etcd.io/etcd

A user can use a valid client certificate that contains a CommonName that matches a valid RBAC username to authenticate themselves as that user, despite lacking the required credentials. This may allow authentication bypass, but requires a certificate that is issued by a CA trusted by the server...

GO-2020-0005 Panic due to malformed WALs in go.etcd.io/etcd

Malformed WALs can be constructed such that WAL.ReadAll can cause attempted out of bounds reads, or creation of arbitrarily sized slices, which may be used as a DoS vector...

Denial Of Service (DoS)

etcd is vulnerable to denial of service DoS. It does not handle the case when an entry index is greater then the number of entries in the ReadAll method in wal/wal.go, leading to issues when WAL entries are being read during consensus as an arbitrary etcd consensus participant and causing a runti...

Denial Of Service (DoS)

etcd is vulnerable to denial of service. A panic occurs in decodeRecord method when a large slice is processed due to a lack of validation on the size of record...

etcd: no authentication is performed against endpoints provided in the --endpoints flag

A flaw was found in etcd. The gateway TLS authentication is only applied to endpoints detected in DNS SRV records. When starting a gateway, TLS authentication will only be attempted on endpoints identified in DNS SRV records for a given domain, which occurs in the discoverEndpoints function. No...

etcd: directories created via os.MkdirAll are not checked for permissions

A flaw was found in etcd. Certain directory paths are created with restricted access permissions 700 by using the os.MkdirAll. This function does not perform any permission checks when a given directory path exists already...

etcd: DoS in wal/wal.go

A flaw was found in etcd, where it is possible to have an entry index greater than the number of entries in the ReadAll method in wal/wal.go. This can cause issues when WAL entries are being read during consensus, as an arbitrary etcd consensus participant can go down from a runtime panic when...

Moderate: Red Hat Security Advisory: Red Hat OpenStack Platform 16.1.4 (etcd) security update

An update for etcd is now available for Red Hat OpenStack Platform 16.1 Train. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability...

RHEL 8 : Red Hat OpenStack Platform 16.1.4 (etcd) (RHSA-2021:0916)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:0916 advisory. A highly-available key value store for shared configuration. Security Fixes: large slice causes panic in decodeRecord method CVE-2020-15106...

Security Bulletin: IBM Cloud Private is vulnerable to etcd vulnerabilities (CVE-2020-15106, CVE-2020-15112, CVE-2020-15113)

Summary IBM Cloud Private is vulnerable to etcd vulnerabilities Vulnerability Details CVEID: CVE-2020-15106 DESCRIPTION: etcd is vulnerable to a denial of service, caused by improper data validation in the decodeRecord method. By sending a specially crafted data, a remote authenticated attacker...

Security Bulletin: IBM API Connect is vulnerable to denial of service (DoS) via etcd (CVE-2020-15106 CVE-2020-15112 CVE-2020-15113)

Summary IBM API Connect has addressed the following vulnerability. Vulnerability Details CVEID: CVE-2020-15106 DESCRIPTION: etcd is vulnerable to a denial of service, caused by improper data validation in the decodeRecord method. By sending a specially crafted data, a remote authenticated attacke...

Fedora: Security Advisory for etcd (FEDORA-2020-cd43b84c16)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

[SECURITY] Fedora 32 Update: etcd-3.4.13-1.fc32

Distributed reliable key-value store for the most critical data of a distri buted system...

Fedora 32 : etcd (2020-cd43b84c16)

Security fix for CVE-2020-15113, CVE-2020-15112, CVE-2020-15114, CVE-2020-15115, CVE-2020-15136, CVE-2020-15106 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format ...

SUSE-SU-2020:3760-1 Security changes in Kubernetes, etcd, and helm; Bugfix in cri-o package

= Required Actions == Kubernetes & etcd Security fixes This fix involves an upgrade of Kubernetes and some add-ons. See https://documentation.suse.com/suse-caasp/4.2/html/caasp-admin/clusterupdates.htmlupdatingkubernetescomponents for the upgrade procedure. == Skuba & helm/helm3 In order to updat...

SUSE SLES15 Security Update : Security changes in Kubernetes, etcd, / helm; Bugfix in cri-o package (SUSE-SU-2020:3760-1)

= Required Actions == Kubernetes & etcd Security fixes This fix involves an upgrade of Kubernetes and some add-ons. See https://documentation.suse.com/suse-caasp/4.2/html/caasp-admin/cluste rupd ates.htmlupdatingkubernetescomponents for the upgrade procedure. == Skuba & helm/helm3 In order to...

NICER Protocol Deep Dive: Internet Exposure of etcd

Welcome to the NICER Protocol Deep Dive blog series! When we started researching what all was out on the internet way back in January, we had no idea we'd end up with a hefty, 137-page tome of a research report. The sheer length of such a thing might put off folks who might otherwise learn a thin...