CVE-2021-39371

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Published Aug 23, 2021 CVSS 3.1 · 7.5 High EPSS 1.5% KEV · Not listed

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:osgeo:owslib:0.24.1:::::::*
	cpe:2.3:a:osgeo:pywps::::::::

Configuration 2 [-]

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
Debian DLA	DLA-2754-1	pywps security update
EUVD	EUVD-2021-0215	An XML external entity (XXE) injection in PyWPS before 4.5.0 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.
Github GHSA	GHSA-p9wf-3xpg-c9g5	XML External Entity Injection in PyWPS

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: 1.5% (1.524% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/geopython/OWSLib/issues/790
https://github.com/geopython/pywps/pull/616
https://lists.debian.org/debian-lts-announce/2021/09/msg00001.html

History

No history.

Subscriptions

Debian Debian Linux

Osgeo Owslib Pywps

Weaknesses

CWE-611

Sources

CVE record Updated: Aug 4, 2024, 2:06 AM

Status: PUBLISHED
Assigner: mitre
Published: Aug 23, 2021, 12:03 AM
Updated: Aug 4, 2024, 2:06 AM
Reserved: Aug 22, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 4:03 AM

Status: Modified
Published: Aug 23, 2021, 1:15 AM
Modified: Jun 17, 2026, 4:03 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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