CVE Vulnerabilities

CVE-2020-24379

Improper Restriction of XML External Entity Reference

Published: Sep 09, 2020 | Modified: Nov 21, 2024
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
6.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM

WebDAV implementation in Yaws web server versions 1.81 to 2.0.7 is vulnerable to XXE injection.

Weakness

The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.

Affected Software

Name Vendor Start Version End Version
Yaws Yaws 1.81 (including) 2.0.7 (including)
Yaws Ubuntu bionic *
Yaws Ubuntu esm-apps/bionic *
Yaws Ubuntu esm-apps/focal *
Yaws Ubuntu esm-apps/xenial *
Yaws Ubuntu focal *
Yaws Ubuntu groovy *
Yaws Ubuntu trusty *
Yaws Ubuntu upstream *
Yaws Ubuntu xenial *

Potential Mitigations

References