Vulnerability in Apache Html\/java API

CVE-2020-17534

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: https://github.com/apache/netbeans-html4j/commit/fa70e507e5555e1adb4f6518479fc408a7abd0e6

Vulnerability class: Race Condition

EPSS: 0.004 (33.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-17534?
CVE-2020-17534 is a high-severity vulnerability in Apache Html\/java API, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2021-01-11.
How severe is CVE-2020-17534?
High severity. CVSS v3 base score is 7.0 out of 10.