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CVE-2020-28196

Status Candidate

Overview

MIT Kerberos 5 (aka krb5) before 1.17.2 and 1.18.x before 1.18.3 allows unbounded recursion via an ASN.1-encoded Kerberos message because the lib/krb5/asn.1/asn1_encode.c support for BER indefinite lengths lacks a recursion limit.

Related Files

Red Hat Security Advisory 2021-3556-01
Posted Sep 17, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3556-01 - Red Hat OpenShift Serverless 1.17.0 release of the OpenShift Serverless Operator. This version of the OpenShift Serverless Operator is supported on Red Hat OpenShift Container Platform versions 4.6, 4.7 and 4.8, and includes security and bug fixes and enhancements.

tags | advisory
systems | linux, redhat
advisories | CVE-2016-10228, CVE-2017-14502, CVE-2019-25013, CVE-2019-2708, CVE-2019-9169, CVE-2020-13434, CVE-2020-15358, CVE-2020-27618, CVE-2020-28196, CVE-2020-29361, CVE-2020-29362, CVE-2020-29363, CVE-2020-8231, CVE-2020-8284, CVE-2020-8285, CVE-2020-8286, CVE-2020-8927, CVE-2021-20271, CVE-2021-20305, CVE-2021-27218, CVE-2021-27918, CVE-2021-31525, CVE-2021-33195, CVE-2021-33196, CVE-2021-33197, CVE-2021-33198, CVE-2021-3326
SHA-256 | 42f4f7ff781503e879093e45c39f5c6db0ee7bf66f04a76cc6a3a41a08638018
Red Hat Security Advisory 2021-3016-01
Posted Aug 6, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3016-01 - Red Hat Advanced Cluster Management for Kubernetes 2.3.0 images Red Hat Advanced Cluster Management for Kubernetes provides the capabilities to address common challenges that administrators and site reliability engineers face as they work across a range of public and private cloud environments. Clusters and applications are all visible and managed from a single console—with security policy built in. This advisory contains the container images for Red Hat Advanced Cluster Management for Kubernetes, which fix several bugs and security issues. Issues addressed include code execution, cross site scripting, denial of service, integer overflow, and null pointer vulnerabilities.

tags | advisory, denial of service, overflow, vulnerability, code execution, xss
systems | linux, redhat
advisories | CVE-2016-10228, CVE-2017-14502, CVE-2018-1000858, CVE-2018-20843, CVE-2019-13050, CVE-2019-13627, CVE-2019-14889, CVE-2019-15903, CVE-2019-19906, CVE-2019-20454, CVE-2019-20934, CVE-2019-25013, CVE-2019-2708, CVE-2019-9169, CVE-2020-11668, CVE-2020-13434, CVE-2020-15358, CVE-2020-1730, CVE-2020-27618, CVE-2020-28196, CVE-2020-28469, CVE-2020-28500, CVE-2020-28851, CVE-2020-28852, CVE-2020-29361, CVE-2020-29362
SHA-256 | 22af861f19c8cc76d1800e8cdc42e955c8b4fd8d0940dbb11df8626d83990c4b
Red Hat Security Advisory 2021-2705-01
Posted Jul 14, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-2705-01 - Red Hat OpenShift Serverless 1.16.0 release of the OpenShift Serverless Operator. This version of the OpenShift Serverless Operator is supported on Red Hat OpenShift Container Platform versions 4.6 and 4.7, and includes security and bug fixes and enhancements. For more information, see the documentation listed in the References section. Issues addressed include a memory exhaustion vulnerability.

tags | advisory
systems | linux, redhat
advisories | CVE-2016-10228, CVE-2017-14502, CVE-2019-25013, CVE-2019-2708, CVE-2019-3842, CVE-2019-9169, CVE-2020-13434, CVE-2020-13776, CVE-2020-15358, CVE-2020-24977, CVE-2020-27618, CVE-2020-28196, CVE-2020-29361, CVE-2020-29362, CVE-2020-29363, CVE-2020-8231, CVE-2020-8284, CVE-2020-8285, CVE-2020-8286, CVE-2020-8927, CVE-2021-27219, CVE-2021-27918, CVE-2021-31525, CVE-2021-33196, CVE-2021-3326
SHA-256 | 08eae3fe4757ace30ec86f5cc2744cf14810094d114320ba3dccf22aa96dce2c
Red Hat Security Advisory 2021-2543-01
Posted Jun 24, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-2543-01 - Red Hat OpenShift Jaeger is Red Hat's distribution of the Jaeger project, tailored for installation into an on-premise OpenShift Container Platform installation. Issues addressed include code execution and denial of service vulnerabilities.

tags | advisory, denial of service, vulnerability, code execution
systems | linux, redhat
advisories | CVE-2016-10228, CVE-2017-14502, CVE-2019-25013, CVE-2019-2708, CVE-2019-3842, CVE-2019-9169, CVE-2020-13434, CVE-2020-13776, CVE-2020-13949, CVE-2020-15358, CVE-2020-24977, CVE-2020-26116, CVE-2020-27618, CVE-2020-27619, CVE-2020-28196, CVE-2020-28362, CVE-2020-28500, CVE-2020-29361, CVE-2020-29362, CVE-2020-29363, CVE-2020-8231, CVE-2020-8284, CVE-2020-8285, CVE-2020-8286, CVE-2020-8927, CVE-2021-20305, CVE-2021-23336
SHA-256 | de10f870e361f9c40e606f0ad79acca7e8e375dc5f52949dbafbc84fbfe8b8b3
Red Hat Security Advisory 2021-2532-01
Posted Jun 23, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-2532-01 - Red Hat OpenShift Jaeger is Red Hat's distribution of the Jaeger project, tailored for installation into an on-premise OpenShift Container Platform installation.

tags | advisory
systems | linux, redhat
advisories | CVE-2016-10228, CVE-2017-14502, CVE-2019-25013, CVE-2019-2708, CVE-2019-3842, CVE-2019-9169, CVE-2020-13434, CVE-2020-13776, CVE-2020-15358, CVE-2020-24977, CVE-2020-26116, CVE-2020-27618, CVE-2020-27619, CVE-2020-28196, CVE-2020-28362, CVE-2020-29361, CVE-2020-29362, CVE-2020-29363, CVE-2020-8231, CVE-2020-8284, CVE-2020-8285, CVE-2020-8286, CVE-2020-8927, CVE-2021-20305, CVE-2021-23336, CVE-2021-27219, CVE-2021-3114
SHA-256 | 6df91b966c2f87eaa0baa1dffa7ac30d99e91800fcb0ddee8e2b10e21c68d59c
Red Hat Security Advisory 2021-2130-01
Posted Jun 23, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-2130-01 - Windows Container Support for Red Hat OpenShift allows you to deploy Windows container workloads running on Windows Server containers. Issues addressed include a man-in-the-middle vulnerability.

tags | advisory
systems | linux, redhat, windows
advisories | CVE-2016-10228, CVE-2017-14502, CVE-2019-25013, CVE-2019-2708, CVE-2019-3842, CVE-2019-9169, CVE-2020-13434, CVE-2020-13776, CVE-2020-15358, CVE-2020-24977, CVE-2020-27618, CVE-2020-28196, CVE-2020-29361, CVE-2020-29362, CVE-2020-29363, CVE-2020-8231, CVE-2020-8284, CVE-2020-8285, CVE-2020-8286, CVE-2020-8927, CVE-2021-20305, CVE-2021-25736, CVE-2021-27219, CVE-2021-3326, CVE-2021-3449, CVE-2021-3450
SHA-256 | cee16136d7421cbe5ca19256caf3668d7fa40f347e02a96e5696e4c7709cca44
Red Hat Security Advisory 2021-2479-01
Posted Jun 17, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-2479-01 - Red Hat OpenShift Container Storage is software-defined storage integrated with and optimized for the Red Hat OpenShift Container Platform. Red Hat OpenShift Container Storage is a highly scalable, production-grade persistent storage for stateful applications running in the Red Hat OpenShift Container Platform. Issues addressed include a cross site scripting vulnerability.

tags | advisory, xss
systems | linux, redhat
advisories | CVE-2016-10228, CVE-2017-14502, CVE-2019-13012, CVE-2019-14866, CVE-2019-25013, CVE-2019-2708, CVE-2019-3842, CVE-2019-9169, CVE-2020-13434, CVE-2020-13543, CVE-2020-13584, CVE-2020-13776, CVE-2020-15358, CVE-2020-24977, CVE-2020-25659, CVE-2020-25678, CVE-2020-26116, CVE-2020-26137, CVE-2020-27618, CVE-2020-27619, CVE-2020-27783, CVE-2020-28196, CVE-2020-29361, CVE-2020-29362, CVE-2020-29363, CVE-2020-36242, CVE-2020-8231
SHA-256 | 407dd58a4d56a1577f85a63f8d3249362ebd855a9d2e9461bef124d76718dfe1
Red Hat Security Advisory 2021-2239-01
Posted Jun 3, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-2239-01 - The redhat-virtualization-host packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host, ovirt-node, and rhev-hypervisor. Red Hat Virtualization Hosts are installed using a special build of Red Hat Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host's resources and performing administrative tasks. The redhat-virtualization-host packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host, ovirt-node, and rhev-hypervisor. Red Hat Virtualization Hosts are installed using a special build of Red Hat Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host's resources and performing administrative tasks. Issues addressed include buffer overflow, denial of service, and integer overflow vulnerabilities.

tags | advisory, denial of service, overflow, vulnerability
systems | linux, redhat
advisories | CVE-2020-25659, CVE-2020-28196, CVE-2020-36242
SHA-256 | 13b71d1ef01267b6c2e0fb4f7f3a0d82b98063134604c6dc75f8e5443dc0cbb3
Red Hat Security Advisory 2021-1593-01
Posted May 19, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-1593-01 - Kerberos is a network authentication system, which can improve the security of your network by eliminating the insecure practice of sending passwords over the network in unencrypted form. It allows clients and servers to authenticate to each other with the help of a trusted third party, the Kerberos key distribution center. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2020-28196
SHA-256 | a3fff033529d86a55a043a851b475145bf3f7f3bd7597631309c9a1f4e5ecdad
Debian Security Advisory 4795-1
Posted Nov 28, 2020
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4795-1 - Demi Obeneour discovered that unbounded recursion in the ASN1 parser of libkrb5 could result in denial of service.

tags | advisory, denial of service
systems | linux, debian
advisories | CVE-2020-28196
SHA-256 | a8750dc66434076b67cffbc9c200856ec34772ee6a38f6636c761503f96805a0
Ubuntu Security Notice USN-4635-1
Posted Nov 18, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4635-1 - Demi Obenour discovered that Kerberos incorrectly handled certain ASN.1. An attacker could possibly use this issue to cause a denial of service.

tags | advisory, denial of service
systems | linux, ubuntu
advisories | CVE-2020-28196
SHA-256 | 5755a1c3db7bc199afd0931961820333c8e2181ef79728cee3a53d86d02e7588
Gentoo Linux Security Advisory 202011-17
Posted Nov 16, 2020
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 202011-17 - A vulnerability in MIT Kerberos 5 could lead to a Denial of Service condition. Versions less than 1.18.2-r2 are affected.

tags | advisory, denial of service
systems | linux, gentoo
advisories | CVE-2020-28196
SHA-256 | 18afd5f226c2deff09603d3534c28e367df369676dffb5fb7f0dd0ede4fafea6
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