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Improper synchronization in Apache Netbeans HTML/Java API

High severity GitHub Reviewed Published Feb 9, 2022 to the GitHub Advisory Database • Updated Feb 1, 2023

Package

maven org.netbeans.html:pom (Maven)

Affected versions

< 1.7.1

Patched versions

1.7.1

Description

There exists a race condition between the deletion of the temporary file and the creation of the temporary directory in webkit subproject of HTML/Java API version 1.7. A similar vulnerability has recently been disclosed in other Java projects and the fix in HTML/Java API version 1.7.1 follows theirs: To avoid local privilege escalation version 1.7.1 creates the temporary directory atomically without dealing with the temporary file.

References

Published by the National Vulnerability Database Jan 11, 2021
Reviewed Apr 6, 2021
Published to the GitHub Advisory Database Feb 9, 2022
Last updated Feb 1, 2023

Severity

High
7.0
/ 10

CVSS base metrics

Attack vector
Local
Attack complexity
High
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CVE ID

CVE-2020-17534

GHSA ID

GHSA-ppc3-fpvh-7396

Source code

No known source code
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