CVE-2023-4785

Lack of error handling in the TCP server in Google's gRPC starting version 1.23 on posix-compatible platforms ex. Linux allows an attacker to cause a denial of service by initiating a significant number of connections with the server. Note that gRPC C++ Python, and Ruby are affected, but gRPC Jav...

Cisco IOS XR Software Model-Driven Programmability Behavior with AAA Authorization

Cisco IOS XR Software supports a programmatic way of configuring and collecting operational data on a network device using data models. Data models provide access to the capabilities of the devices in a network using NETCONF or gRPC. According to Cisco IOS XR Software configuration guides, if...

PT-2023-30643

Name of the Vulnerable Software and Affected Versions gRPC versions 1.23 and later Description The issue is related to a lack of error handling in the TCP server in Google's gRPC, which allows an attacker to cause a denial of service by initiating a significant number of connections with the...

Denial of Service Vulnerability in gRPC TCP Server (Posix-compatible platforms)

Lack of error handling in the TCP server in Google's gRPC starting version 1.23 on posix-compatible platforms ex. Linux allows an attacker to cause a denial of service by initiating a significant number of connections with the server. Note that gRPC C++ Python, and Ruby are affected, but gRPC Jav...

Oracle Linux 8 : olcne (ELSA-2023-12772)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-12772 advisory. - Addresses CVE CVE-2023-35941, CVE-2023-35942, CVE-2023-35943, CVE-2023-35944. kubevirt - CVE-2023-35941 - CVE-2023-35942 - CVE-2023-35943 -...

SUSE-SU-2023:2604-2 Security update for open-vm-tools

This update for open-vm-tools fixes the following issues: - CVE-2023-20867: Fixed authentication bypass vulnerability in the vgauth module bsc1212143. Bug fixes: - Fixed build problem with grpc 1.54 bsc1210695...

The vulnerability of Google GRPC’s remote procedure call system, related to insufficient input validation and improper implementation of functions, allows a perpetrator to trigger a service failure.

The vulnerability of Google GRPC process callouts is related to insufficient validation of input data and improper implementation of functions. Exploiting this vulnerability can allow a malicious actor to cause service failures remotely...

Oracle Linux 8 : istio (ELSA-2023-12780)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-12780 advisory. - Addresses CVE CVE-2023-35941, CVE-2023-35942, CVE-2023-35943, CVE-2023-35944. olcne - CVE-2023-35941 - CVE-2023-35942 - CVE-2023-35943 Tenable has...

Oracle Linux 7 : istio (ELSA-2023-12781)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-12781 advisory. - Addresses CVE CVE-2023-35941, CVE-2023-35942, CVE-2023-35943, CVE-2023-35944. olcne - CVE-2023-35941 - CVE-2023-35942 - CVE-2023-35943 Tenable has...

This Week in Spring - September 5th, 2023

Hi, Spring fans! Welcome to another installment of This Week in Spring! How are you? I just got back from another fabulous labor day weekend, and am headed to Oslo, Norway, for the fabulous JavaZone 2023 event. This will be my first time returning to lovely Oslo, Norway, since the pandemic! I can...

Security Bulletin: Multiple security vulnerabilities are addressed with IBM Cloud Pak for Business Automation iFixes for August 2023

Summary In addition to many updates of operating system level packages, the following security vulnerabilities are addressed with IBM Cloud Pak for Business Automation 21.0.3-IF024 and 23.0.1-IF002. Vulnerability Details CVEID:CVE-2021-33813 DESCRIPTION: JDOM is vulnerable to a denial of service,...

Security Bulletin: gRPC component is vulnerable to CVE-2023-32731 is used by IBM Maximo Application Suite

Summary IBM Maximo Application Suite uses gRPC package which is vulnerable to CVE-2023-32731. Vulnerability Details CVEID:CVE-2023-32731 DESCRIPTION: gRPC could allow a remote attacker to obtain sensitive information, caused by a flaw when gRPC HTTP2 stack raised a header size exceeded error. By...

Critical Photon OS Security Update - PHSA-2023-5.0-0078

Updates of 'nginx', 'libarchive', 'grpc' packages of Photon OS have been released...

Security Bulletin: Mutiple Vulnerabilties Affecting IBM Watson Machine Learning Accelerator

Summary IBM Watson Machine Learning Accelerator 1.2.x is vulnerable to several vulnerabilities coming from dependent compoents. These are addressed. Vulnerability Details CVEID:CVE-2023-20863 DESCRIPTION: VMware Tanzu Spring Framework is vulnerable to a denial of service, caused by improper input...

Denial Of Service (DoS)

gRPC is vulnerable to Denial Of Service DoS. The vulnerability exists because the file descriptor is not properly handled, which leads to the termination of the connection between a proxy and a backend when a hpack table accounting errors occur, allowing an attacker to cause an application crash ...

Amazon Linux 2023 : grpc, grpc-cpp, grpc-data (ALAS2023-2023-282)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2023-282 advisory. 2023-10-12: CVE-2023-4785 was added to this advisory. When gRPC HTTP2 stack raised a header size exceeded error, it skipped parsing the rest of the HPACK frame. This caused any HPACK table...

CVE-2023-33953

A flaw was found in the gRPC lib. This vulnerability allows hpack table accounting errors that could lead to unwanted disconnects between clients and servers in exceptional cases. This issue leads to Unbounded memory buffering in the HPACK parser and Unbounded CPU consumption in the HPACK parser...

Excessive Iteration in gRPC

gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks: - Unbounded memory buffering in the HPACK parser - Unbounded CPU consumption ...

Excessive Iteration

Overview Affected versions of this package are vulnerable to Excessive Iteration. Specially crafted requests can cause a termination of connection between a proxy and a backend. Remediation Upgrade grpc to version 1.53.2, 1.54.3, 1.55.2, 1.56.2 or higher. References - Advisory - GitHub Commit...

CVE-2023-33953

gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks: - Unbounded memory buffering in the HPACK parser - Unbounded CPU consumption ...