CVE-2021-22118
Improper Privilege Management in Spring Framework
7.8
HIGH
CVSS 3.1
EPSS 0.25%
Description
In Spring Framework, versions 5.2.x prior to 5.2.15 and versions 5.3.x prior to 5.3.7, a WebFlux application is vulnerable to a privilege escalation: by (re)creating the temporary storage directory, a locally authenticated malicious user can read or modify files that have been uploaded to the WebFlux application, or overwrite arbitrary files with multipart request data.
How to fix CVE-2021-22118
To remediate CVE-2021-22118, upgrade the affected package to a fixed version below.
- —upgrade to 5.2.15 or later
Is CVE-2021-22118 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 5.2.0, < 5.2.15
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |