CVE-2021-39371
pywps - security update
7.5
HIGH
CVSS 3.1
EPSS 0.53%
Description
An XML external entity (XXE) injection in PyWPS before 4.4.5 allows an attacker to view files on the application server filesystem by assigning a path to the entity. OWSLib 0.24.1 may also be affected.
How to fix CVE-2021-39371
To remediate CVE-2021-39371, upgrade the affected package to a fixed version below.
- Debian/pywps—no fix listed
- —upgrade to 4.0.0-3+deb9u1 or later
- —upgrade to 4.5.0 or later
- —upgrade to 4.5.0 or later
Is CVE-2021-39371 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0
- from 0, < 4.0.0-3+deb9u1
- from 0, < 4.5.0
- from 0, < 4.5.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |