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CVE-2023-44487

Status Candidate

Overview

The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.

Related Files

Red Hat Security Advisory 2024-2633-03
Posted May 1, 2024
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2024-2633-03 - Updated container image for Red Hat Ceph Storage 6.1 is now available in the Red Hat Ecosystem Catalog.

tags | advisory
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 940b15c8044510a12254364dbe29e1824b3b6700a4dad408cf8450439935f416
Ubuntu Security Notice USN-6754-1
Posted Apr 26, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6754-1 - It was discovered that nghttp2 incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to cause nghttp2 to consume resources, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. It was discovered that nghttp2 incorrectly handled request cancellation. A remote attacker could possibly use this issue to cause nghttp2 to consume resources, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.

tags | advisory, remote, web, denial of service
systems | linux, ubuntu
advisories | CVE-2019-9511, CVE-2019-9513, CVE-2023-44487, CVE-2024-28182
SHA-256 | 5cf8f575ba3f618cd1a7ba459257c95bf26180fa995bf1e705ddd3bb811a5c3e
Red Hat Security Advisory 2024-1444-03
Posted Mar 21, 2024
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2024-1444-03 - An update for the nodejs:16 module is now available for Red Hat Enterprise Linux 8. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | f7411fd2548098f6473ac770f33e7155cbfcc7f1427fbbddbd7f77d6c4d3824b
Red Hat Security Advisory 2023-7610-03
Posted Dec 7, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-7610-03 - Red Hat OpenShift Container Platform release 4.12.45 is now available with updates to packages and images that fix several bugs and add enhancements. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 007ec831c979c205f844faca47662a21ddc626ca6376a929de64aad549e0c929
Debian Security Advisory 5570-1
Posted Dec 4, 2023
Authored by Debian | Site debian.org

Debian Linux Security Advisory 5570-1 - It was discovered that libnghttp2, a library implementing the HTTP/2 protocol, handled request cancellation incorrectly. This could result in denial of service.

tags | advisory, web, denial of service, protocol
systems | linux, debian
advisories | CVE-2023-44487
SHA-256 | a361a8b094e0e37ca2ea5d4f587944cad91928be895d0bc0f7d06332bb7e2d37
Red Hat Security Advisory 2023-7587-01
Posted Nov 30, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-7587-01 - An update is now available for IBM Business Automation Manager Open Editions including images for Red Hat OpenShift Container Platform. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 15acc63ae6b77e28d3f298997212ef748f733ec65e6f72e2e0d2120566c6dd57
Red Hat Security Advisory 2023-7481-01
Posted Nov 29, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-7481-01 - Red Hat OpenShift Container Platform release 4.11.54 is now available with updates to packages and images that fix several bugs and add enhancements. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | e4aadede7a071524f15bb54ac489bfd1f3d4675e02a81098495412865de9539e
Ubuntu Security Notice USN-6505-1
Posted Nov 22, 2023
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6505-1 - It was discovered that nghttp2 incorrectly handled request cancellation. A remote attacker could possibly use this issue to cause nghttp2 to consume resources, leading to a denial of service.

tags | advisory, remote, denial of service
systems | linux, ubuntu
advisories | CVE-2023-44487
SHA-256 | 03d107d2cf8ab399de40a112a24a0819d324fa4dda506f874f6f670d8e52d1fc
Red Hat Security Advisory 2023-7325-01
Posted Nov 22, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-7325-01 - Red Hat OpenShift Container Platform release 4.13.23 is now available with updates to packages and images that fix several bugs and add enhancements. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 0e0cf9a34585e3e85326412fd3556227ef6e7fee021fbcad7c53267c88383bc3
Debian Security Advisory 5558-1
Posted Nov 20, 2023
Authored by Debian | Site debian.org

Debian Linux Security Advisory 5558-1 - Two security vulnerabilities have been discovered in Netty, a Java NIO client/server socket framework.

tags | advisory, java, vulnerability
systems | linux, debian
advisories | CVE-2023-34462, CVE-2023-44487
SHA-256 | 23d44cf0ae6f714d7e561de1cde1502c1854f5a0c48f997685f74b83329351c0
Red Hat Security Advisory 2023-7335-01
Posted Nov 17, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-7335-01 - An update is now available for Red Hat Process Automation Manager including images for Red Hat OpenShift Container Platform. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 77ef2d2811a832b026fd422da1e61b441bbe7d3e99504df4b3587eaf6456c033
Red Hat Security Advisory 2023-7334-01
Posted Nov 17, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-7334-01 - An update for rh-varnish6-varnish is now available for Red Hat Software Collections. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | aff09c03098a2f8817e8c2de96e2a3b376dfba95c17f3e102313d6a71bd93767
Red Hat Security Advisory 2023-7218-01
Posted Nov 16, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-7218-01 - This is an update for the Red Hat OpenShift Kernel Module Management 1.1 operator and images to address CVE-2023-44487 which Red Hat has assessed as being Important. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service, kernel
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 141ce321d084c31a566c58dbd5f61919c027171f3e846d19c363de2b3bc3b21e
Debian Security Advisory 5549-1
Posted Nov 13, 2023
Authored by Debian | Site debian.org

Debian Linux Security Advisory 5549-1 - Several vulnerabilities were discovered in Apache Traffic Server, a reverse and forward proxy server, which could result in denial of service or information disclosure.

tags | advisory, denial of service, vulnerability, info disclosure
systems | linux, debian
advisories | CVE-2022-47185, CVE-2023-33934, CVE-2023-39456, CVE-2023-41752, CVE-2023-44487
SHA-256 | 06b531869de4400f36aa992d6b50615be2536465773861a5ff199f2168e9638c
Red Hat Security Advisory 2023-6746-01
Posted Nov 13, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-6746-01 - An update for nghttp2 is now available for Red Hat Enterprise Linux 9. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 190d2bd0b87b3afb21888e0ce8933e7f97712559af410c7c5e299e5e31900470
Red Hat Security Advisory 2023-6286-01
Posted Nov 13, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-6286-01 - An update for Red Hat Data Grid is now available. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link in the References section. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 6f067c38eabe0f522d5660d0207583340ed370ec63e72234ec00290779ad4e58
Red Hat Security Advisory 2023-6239-01
Posted Nov 13, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-6239-01 - An update is now available for Kiali for RHEL 8. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 2892778a69d9c997da74736e0168a8838b9b89cf89ee02858d8dd6b12cd344f7
Debian Security Advisory 5540-1
Posted Oct 31, 2023
Authored by Debian | Site debian.org

Debian Linux Security Advisory 5540-1 - Two remotely exploitable security vulnerabilities were discovered in Jetty 9, a Java based web server and servlet engine. The HTTP/2 protocol implementation did not sufficiently verify if HPACK header values exceed their size limit. Furthermore the HTTP/2 protocol allowed a denial of service (server resource consumption) because request cancellation can reset many streams quickly. This problem is also known as Rapid Reset Attack.

tags | advisory, java, web, denial of service, vulnerability, protocol
systems | linux, debian
advisories | CVE-2023-36478, CVE-2023-44487
SHA-256 | 19d34104164c646ad6b0f2161a5af11a88009b06f4e5e247a2834dd69e90401a
Red Hat Security Advisory 2023-6144-01
Posted Oct 30, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-6144-01 - An update for custom-metrics-autoscaler-adapter-container, custom-metrics-autoscaler-admission-webhooks-container, custom-metrics-autoscaler-container, custom-metrics-autoscaler-operator-bundle-container, and custom-metrics-autoscaler-operator-container is now available for the Custom Metric Autoscaler operator for Red Hat OpenShift. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 4767fea192115bcbc513e331ca051afd8b160f08e9a892260cbd2e0e6cdd1a82
Red Hat Security Advisory 2023-6022-01
Posted Oct 30, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-6022-01 - An update for the varnish:6 module is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, and Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 326e999748476107cee62ab27666a4651310ccc95d9f9d02f36a531fbe88d7e2
Red Hat Security Advisory 2023-6021-01
Posted Oct 30, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-6021-01 - An update for the varnish:6 module is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 8c32e2c73defb1a48e044778ec2a771ff0f6a98007b5d80086095ead8435a0a6
Red Hat Security Advisory 2023-6105-01
Posted Oct 27, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-6105-01 - An update is now available for Red Hat JBoss Core Services. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 5ccba9d7365da20cb57dfc11e68a9b13b02b31d6fae706fc76e433d100b3e63f
Red Hat Security Advisory 2023-6137-01
Posted Oct 26, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-6137-01 - An update for mtr-operator-bundle-container, mtr-operator-container, mtr-web-container, and mtr-web-executor-container is now available for Migration Toolkit for Runtimes 1 on RHEL 8. Issues addressed include a denial of service vulnerability.

tags | advisory, web, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 746e8afb6a661766b2e08af7b4484bf7bd86bf490b114c3c9c46702e6c591499
Red Hat Security Advisory 2023-6120-01
Posted Oct 26, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-6120-01 - An update for the nginx:1.22 module is now available for Red Hat Enterprise Linux 9. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 6476b44d832cf581c2878bb796be0b84fa4768744bb81cb573645afdb77a7be7
Red Hat Security Advisory 2023-6117-01
Posted Oct 26, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-6117-01 - Red Hat Integration Camel K 1.10.4 release and security update is now available. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-44487
SHA-256 | 4fd2430bd75e80c2beb57483c9a97d49a670999a815597ddcabb70629088f94c
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