CVE-2020-17534
Improper synchronization in Apache Netbeans HTML/Java API
7.0
HIGH
CVSS 3.1
EPSS 0.07%
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.
How to fix CVE-2020-17534
To remediate CVE-2020-17534, upgrade the affected package to a fixed version below.
- —upgrade to 1.7.1 or later
Is CVE-2020-17534 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.7.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |