Headline
Red Hat Security Advisory 2024-5433-03
Red Hat Security Advisory 2024-5433-03 - Red Hat OpenShift Container Platform release 4.14.35 is now available with updates to packages and images that fix several bugs and add enhancements. Issues addressed include denial of service and memory exhaustion vulnerabilities.
The following advisory data is extracted from:
https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_5433.json
Red Hat officially shut down their mailing list notifications October 10, 2023. Due to this, Packet Storm has recreated the below data as a reference point to raise awareness. It must be noted that due to an inability to easily track revision updates without crawling Red Hat’s archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.
- Packet Storm Staff
====================================================================
Red Hat Security Advisory
Synopsis: Important: OpenShift Container Platform 4.14.35 security update
Advisory ID: RHSA-2024:5433-03
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2024:5433
Issue date: 2024-08-22
Revision: 03
CVE Names: CVE-2023-45142
====================================================================
Summary:
Red Hat OpenShift Container Platform release 4.14.35 is now available with updates to packages and images that fix several bugs and add enhancements.
This release includes a security update for Red Hat OpenShift Container Platform 4.14.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description:
Red Hat OpenShift Container Platform is Red Hat’s cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments.
This advisory contains the container images for Red Hat OpenShift Container Platform 4.14.35. See the following advisory for the RPM packages for this release:
https://access.redhat.com/errata/RHSA-2024:5436
Space precludes documenting all of the container images in this advisory. See the following Release Notes documentation, which will be updated shortly for this release, for details about these changes:
https://docs.openshift.com/container-platform/4.14/release_notes/ocp-4-14-release-notes.html
Security Fix(es):
- kernel: net: UAF in network route management (CVE-2024-36971)
- opentelemetry: DoS vulnerability in otelhttp (CVE-2023-45142)
- golang: net/http: memory exhaustion in Request.ParseMultipartForm
(CVE-2023-45290) - opentelemetry-go-contrib: DoS vulnerability in otelgrpc due to unbound
cardinality metrics (CVE-2023-47108) - ssh: Prefix truncation attack on Binary Packet Protocol (BPP)
(CVE-2023-48795) - go-retryablehttp: url might write sensitive information to log file
(CVE-2024-6104) - golang: net/netip: Unexpected behavior from Is methods for IPv4-mapped
IPv6 addresses (CVE-2024-24790)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
All OpenShift Container Platform 4.14 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.openshift.com/container-platform/4.14/updating/updating_a_cluster/updating-cluster-cli.html
Solution:
CVEs:
CVE-2023-45142
References:
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2245180
https://bugzilla.redhat.com/show_bug.cgi?id=2251198
https://bugzilla.redhat.com/show_bug.cgi?id=2254210
https://bugzilla.redhat.com/show_bug.cgi?id=2268017
https://bugzilla.redhat.com/show_bug.cgi?id=2279476
https://bugzilla.redhat.com/show_bug.cgi?id=2292331
https://bugzilla.redhat.com/show_bug.cgi?id=2292787
https://bugzilla.redhat.com/show_bug.cgi?id=2294000
https://issues.redhat.com/browse/OCPBUGS-30794
https://issues.redhat.com/browse/OCPBUGS-33590
https://issues.redhat.com/browse/OCPBUGS-36949
https://issues.redhat.com/browse/OCPBUGS-37062
https://issues.redhat.com/browse/OCPBUGS-37175
https://issues.redhat.com/browse/OCPBUGS-37420
https://issues.redhat.com/browse/OCPBUGS-37483
https://issues.redhat.com/browse/OCPBUGS-37623
https://issues.redhat.com/browse/OCPBUGS-37738
https://issues.redhat.com/browse/OCPBUGS-37769
https://issues.redhat.com/browse/OCPBUGS-37815
https://issues.redhat.com/browse/OCPBUGS-37974
https://issues.redhat.com/browse/OCPBUGS-38073
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### Summary The grpc Unary Server Interceptor [opentelemetry-go-contrib/instrumentation/google.golang.org/grpc/otelgrpc/interceptor.go](https://github.com/open-telemetry/opentelemetry-go-contrib/blob/9d4eb7e7706038b07d33f83f76afbe13f53d171d/instrumentation/google.golang.org/grpc/otelgrpc/interceptor.go#L327) ``` // UnaryServerInterceptor returns a grpc.UnaryServerInterceptor suitable // for use in a grpc.NewServer call. func UnaryServerInterceptor(opts ...Option) grpc.UnaryServerInterceptor { ``` out of the box adds labels - `net.peer.sock.addr` - `net.peer.sock.port` that have unbound cardinality. It leads to the server's potential memory exhaustion when many malicious requests are sent. ### Details An attacker can easily flood the peer address and port for requests. ### PoC Apply the attached patch to the example and run the client multiple times. Observe how each request will create a unique histogram and how the memory consumption increases during it. ### Impact In o...
OpenTelemetry-Go Contrib is a collection of third-party packages for OpenTelemetry-Go. Prior to version 0.46.0, the grpc Unary Server Interceptor out of the box adds labels `net.peer.sock.addr` and `net.peer.sock.port` that have unbound cardinality. It leads to the server's potential memory exhaustion when many malicious requests are sent. An attacker can easily flood the peer address and port for requests. Version 0.46.0 contains a fix for this issue. As a workaround to stop being affected, a view removing the attributes can be used. The other possibility is to disable grpc metrics instrumentation by passing `otelgrpc.WithMeterProvider` option with `noop.NewMeterProvider`.
### Summary OpenTelemetry-Go Contrib has a [handler wrapper `otelhttp`](https://github.com/open-telemetry/opentelemetry-go-contrib/blob/5f7e6ad5a49b45df45f61a1deb29d7f1158032df/instrumentation/net/http/otelhttp/handler.go#L63-L65) that adds the following labels by deafult that have unbound cardinality: - `http.user_agent` - `http.method` This leads to the server's potential memory exhaustion when many malicious requests are sent to it. ### Details HTTP header User-Agent or HTTP method for requests can be easily set by an attacker to be random and long. The library internally uses [httpconv.ServerRequest](https://github.com/open-telemetry/opentelemetry-go/blob/v1.12.0/semconv/internal/v2/http.go#L159) that records every value for HTTP [method](https://github.com/open-telemetry/opentelemetry-go/blob/38e1b499c3da3107694ad2660b3888eee9c8b896/semconv/internal/v2/http.go#L204) and [User-Agent](https://github.com/open-telemetry/opentelemetry-go/blob/38e1b499c3da3107694ad2660b3888eee9c8b8...
OpenTelemetry-Go Contrib is a collection of third-party packages for OpenTelemetry-Go. A handler wrapper out of the box adds labels `http.user_agent` and `http.method` that have unbound cardinality. It leads to the server's potential memory exhaustion when many malicious requests are sent to it. HTTP header User-Agent or HTTP method for requests can be easily set by an attacker to be random and long. The library internally uses `httpconv.ServerRequest` that records every value for HTTP `method` and `User-Agent`. In order to be affected, a program has to use the `otelhttp.NewHandler` wrapper and not filter any unknown HTTP methods or User agents on the level of CDN, LB, previous middleware, etc. Version 0.44.0 fixed this issue when the values collected for attribute `http.request.method` were changed to be restricted to a set of well-known values and other high cardinality attributes were removed. As a workaround to stop being affected, `otelhttp.WithFilter()` can be used, but it requir...