Stack-based buffer overflow in GNU C Library (glibc) - CVE-2020-10029

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Main Vulnerability Database Vulnerabilities #VU26388

Stack-based buffer overflow in GNU C Library (glibc) - CVE-2020-10029

Published: March 25, 2020


Vulnerability identifier: #VU26388
CSH Severity: High
CVSS v4: 9.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-10029
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows an attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within "sysdeps/ieee754/ldbl-96/e_rem_pio2l.c" in GNU C Library (aka glibc or libc6). An attacker can pas specially crafted input to the application and trigger a stack-based buffer overflow.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system or denial of service conditions.


Affected software

GNU C Library (glibc)
Gentoo Linux
Amazon Linux AMI
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Server
CentOS
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for Power, big endian - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux EUS Compute Node
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for x86_64
Opensuse
Ubuntu
Fedora
SIMATIC S7-1500 TM MFP - BIOS
Cloud Pak for Security (CP4S)
RecoverPoint for Virtual Machines
Red Hat OpenShift Serverless
Quay
OpenShift Data Foundation (formerly OpenShift Container Storage)
glibc (Red Hat package)
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
libc6 (Ubuntu package)
glibc
IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data
Netcool Operations Insight
Red Hat Advanced Cluster Management for Kubernetes
IBM Cloud Transformation Advisor
Db2 Rest
Cloud Pak for Network Automation
Data Computing Appliance (DCA)
Juniper Junos Space

How to mitigate CVE-2020-10029

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Cloud Pak for Security (CP4S) - update to 1.8.0.0
Red Hat OpenShift Serverless - addressed in versions 1.11.0, 1.12.0
glibc (Red Hat package) - addressed in versions 2.17-260.el7_6.9, 2.17-292.el7_7.2, 2.17-322.el7_9, 2.28-127.el8
Quay - update to 3.3.3
IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data - addressed in versions 4.5.3, 4.8.0
RecoverPoint for Virtual Machines - update to 6.0 SP2 P1
Db2 Rest - update to 1.0.0.304
Netcool Operations Insight - update to 1.6.8
Red Hat Advanced Cluster Management for Kubernetes - update to 2.1.3
Cloud Pak for Network Automation - update to 2.6.4
libc6 (Ubuntu package) - addressed in versions 2.23-0ubuntu11.2, 2.27-3ubuntu1.2, 2.30-0ubuntu2.2
glibc - addressed in versions 2.29-29.fc30, 2.30-11.fc31, 2.31-2.fc32
IBM Cloud Transformation Advisor - update to 3.10.0
Data Computing Appliance (DCA) - update to 4.3.0.0
Juniper Junos Space - update to 21.2R1

External References

Related Security Bulletins