CVE-2020-24379 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	9.8 CRITICAL	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Base Score

CVSS 3.x

EPSS Score

Percentile: 77%

Affected Products (NVD)

Vendor	Product	Version
yaws	yaws	1.81 ≤ 𝑥 ≤ 2.0.7
canonical	ubuntu_linux	18.04
debian	debian_linux	9.0
debian	debian_linux	10.0

𝑥

= Vulnerable software versions

Debian Releases

Debian Product

Codename

yaws

bookworm	2.1.1+dfsg-2 fixed
bullseye	2.0.8+dfsg-3 fixed
sid	2.2.0+dfsg-1 fixed
trixie	2.2.0+dfsg-1 fixed

Ubuntu Releases

Ubuntu Product

Codename

yaws

bionic	Fixed 2.0.4+dfsg-2ubuntu0.1 released
focal	needed
groovy	ignored
hirsute	not-affected
impish	not-affected
jammy	not-affected
kinetic	not-affected
lunar	not-affected
mantic	not-affected
noble	not-affected
trusty	dne
xenial	needed

Known Exploits!

Common Weakness Enumeration

CWE-611 - Improper Restriction of XML External Entity Reference
The software 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.

References

https://github.com/erlyaws/yaws/commits/master

https://github.com/vulnbe/poc-yaws-dav-xxe

https://lists.debian.org/debian-lts-announce/2020/09/msg00022.html

https://packetstormsecurity.com/files/159106/Yaws-2.0.7-XML-Injection-Command-Injection.html

https://usn.ubuntu.com/4569-1/

https://vuln.be/post/yaws-xxe-and-shell-injections/

https://www.debian.org/security/2020/dsa-4773

https://github.com/erlyaws/yaws/commits/master

https://github.com/vulnbe/poc-yaws-dav-xxe

https://lists.debian.org/debian-lts-announce/2020/09/msg00022.html

https://packetstormsecurity.com/files/159106/Yaws-2.0.7-XML-Injection-Command-Injection.html

https://usn.ubuntu.com/4569-1/

https://vuln.be/post/yaws-xxe-and-shell-injections/

https://www.debian.org/security/2020/dsa-4773