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Home CVE Database CVE-2021-3466

CVE-2021-3466

Description

A flaw was found in libmicrohttpd. A missing bounds check in the post_process_urlencoded function leads to a buffer overflow, allowing a remote attacker to write arbitrary data in an application that uses libmicrohttpd. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. Only version 0.9.70 is vulnerable.

Priority: HIGH
CVSS v3: 9.8
Component: libmicrohttpd
Publish Date: Mar 25, 2021
Related ID: --
CVSS v2: CRITICAL
Modified Date: Mar 26, 2021

Find out more about CVE-2021-3466 from the MITRE-CVE dictionary and NIST NVD


Products Affected

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Product Name Status Defect Fixed Downloads
Linux
Wind River Linux LTS 17 Won't Fix -- -- --
Wind River Linux 8 Requires LTSS -- -- --
Wind River Linux 9 Requires LTSS -- -- --
Wind River Linux 7 Not Vulnerable -- -- --
Wind River Linux LTS 21 Won't Fix -- -- --
Wind River Linux LTS 22 Won't Fix -- -- --
Wind River Linux LTS 18 Won't Fix -- -- --
Wind River Linux LTS 19 Won't Fix -- -- --
Wind River Linux CD release Won't Fix -- -- --
Wind River Linux 6 Not Vulnerable -- -- --
Wind River Linux LTS 23 Won't Fix -- -- --
VxWorks
VxWorks 7 Not Vulnerable -- -- --
VxWorks 6.9 Not Vulnerable -- -- --
Helix Virtualization Platform Cert Edition
Helix Virtualization Platform Cert Edition Not Vulnerable -- -- --

Related Products

Product Name Status Defect Fixed Downloads

Notes
Requires LTSS - customers must have active LTSS (Long Term Security Shield) Support to receive up-to-date information about vulnerabilities that may affect legacy software. Please contact your Wind River account team or see https://docs.windriver.com/bundle/Support_and_Maintenance_Supplemental_Terms_and_Conditions and https://support2.windriver.com/index.php?page=plc for more information.
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