Upstream information

CVE-2021-3466 at MITRE

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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 10
Vector AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 9.8 8.1
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector Network Network
Access Complexity Low High
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High High
Integrity Impact High High
Availability Impact High High
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1184398 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
HPE Helion OpenStack 8 libmicrohttpd Not affected
SUSE CaaS Platform 4.0 libmicrohttpd Not affected
SUSE Enterprise Storage 6 libmicrohttpd Not affected
SUSE Linux Enterprise Desktop 15 SP2 libmicrohttpd Not affected
SUSE Linux Enterprise High Performance Computing 12 SP5 libmicrohttpd Not affected
SUSE Linux Enterprise High Performance Computing 15 LTSS libmicrohttpd Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS libmicrohttpd Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2 libmicrohttpd Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP2 libmicrohttpd Not affected
SUSE Linux Enterprise Module for Desktop Applications 15 SP2 libmicrohttpd Not affected
SUSE Linux Enterprise Point of Service Image Server 12 SP2 libmicrohttpd Not affected
SUSE Linux Enterprise Server 12 SP2 BCL libmicrohttpd Not affected
SUSE Linux Enterprise Server 12 SP2 ESPOS libmicrohttpd Not affected
SUSE Linux Enterprise Server 12 SP2 LTSS libmicrohttpd Not affected
SUSE Linux Enterprise Server 12 SP3 BCL libmicrohttpd Not affected
SUSE Linux Enterprise Server 12 SP3 ESPOS libmicrohttpd Not affected
SUSE Linux Enterprise Server 12 SP3 LTSS libmicrohttpd Not affected
SUSE Linux Enterprise Server 12 SP4 ESPOS libmicrohttpd Not affected
SUSE Linux Enterprise Server 12 SP4 LTSS libmicrohttpd Not affected
SUSE Linux Enterprise Server 12 SP5 libmicrohttpd Not affected
SUSE Linux Enterprise Server 15 ESPOS libmicrohttpd Not affected
SUSE Linux Enterprise Server 15 LTSS libmicrohttpd Not affected
SUSE Linux Enterprise Server 15 SP1 LTSS libmicrohttpd Not affected
SUSE Linux Enterprise Server 15 SP2 libmicrohttpd Not affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 libmicrohttpd Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 libmicrohttpd Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 libmicrohttpd Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 libmicrohttpd Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 libmicrohttpd Not affected
SUSE Linux Enterprise Server for SAP Applications 15 libmicrohttpd Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP1 libmicrohttpd Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP2 libmicrohttpd Not affected
SUSE Linux Enterprise Storage 7 libmicrohttpd Not affected
SUSE Manager Proxy 4.0 libmicrohttpd Not affected
SUSE Manager Proxy 4.1 libmicrohttpd Not affected
SUSE Manager Retail Branch Server 4.0 libmicrohttpd Not affected
SUSE Manager Retail Branch Server 4.1 libmicrohttpd Not affected
SUSE Manager Server 4.0 libmicrohttpd Not affected
SUSE Manager Server 4.1 libmicrohttpd Not affected
SUSE OpenStack Cloud 7 libmicrohttpd Not affected
SUSE OpenStack Cloud 8 libmicrohttpd Not affected
SUSE OpenStack Cloud 9 libmicrohttpd Not affected
SUSE OpenStack Cloud Crowbar 8 libmicrohttpd Not affected
SUSE OpenStack Cloud Crowbar 9 libmicrohttpd Not affected