Vulnerability Report

CVE-2021-39371

Title: PyWPS XXE injection for file viewing

Information Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2021-39371.

CWE Category CWE-611

Published Date Aug 23, 2021

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 7.5 CVSS v3.1

Exploit Probability (EPSS)

0.53%

Vulnerability Summary

CVE-2021-39371: 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.

Impacted Vendors

osgeo 2

Reference Links

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 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

CVSS v3.1

Source Entity [email protected]

Severity HIGH

7.5

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:P/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-39371 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

August 23, 2021 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Stack

No specific products linked.