CVE-2023-0842 — MEDIUM (5.3)

Vulnerability Description

xml2js version 0.4.23 allows an external attacker to edit or add new properties to an object. This is possible because the application does not properly validate incoming JSON keys, thus allowing the __proto__ property to be edited.

CVSS Score

5.3

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Xml2Js Project	Xml2Js	0.4.23

Related Weaknesses (CWE)

CWE-1321

References

https://fluidattacks.com/advisories/myers/ExploitThird Party Advisory
https://github.com/Leonidas-from-XIV/node-xml2js/Product
https://github.com/Leonidas-from-XIV/node-xml2js/releases/tag/0.6.2
https://lists.debian.org/debian-lts-announce/2024/03/msg00013.html
https://fluidattacks.com/advisories/myers/ExploitThird Party Advisory
https://github.com/Leonidas-from-XIV/node-xml2js/Product
https://lists.debian.org/debian-lts-announce/2024/03/msg00013.html

FAQ

What is CVE-2023-0842?

CVE-2023-0842 is a vulnerability with a CVSS score of 5.3 (MEDIUM). xml2js version 0.4.23 allows an external attacker to edit or add new properties to an object. This is possible because the application does not properly validate incoming JSON keys, thus allowing the ...

How severe is CVE-2023-0842?

CVE-2023-0842 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-0842?

Check the references section above for vendor advisories and patch information. Affected products include: Xml2Js Project Xml2Js.