CVE-2023-34923 — HIGH (8.1)

Vulnerability Description

XML Signature Wrapping (XSW) in SAML-based Single Sign-on feature in TOPdesk v12.10.12 allows bad actors with credentials to authenticate with the Identity Provider (IP) to impersonate any TOPdesk user via SAML Response manipulation.

CVSS Score

8.1

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Topdesk	Topdesk	12.10.12

Related Weaknesses (CWE)

CWE-863

References

https://char49.com/articles/topdesk-vulnerable-to-xml-signature-wrapping-attacksExploitTechnical DescriptionThird Party Advisory
https://my.topdesk.com/tas/public/ssp/content/detail/knowledgeitem?unid=56a16ba1Permissions Required
https://char49.com/articles/topdesk-vulnerable-to-xml-signature-wrapping-attacksExploitTechnical DescriptionThird Party Advisory
https://my.topdesk.com/tas/public/ssp/content/detail/knowledgeitem?unid=56a16ba1Permissions Required

FAQ

What is CVE-2023-34923?

CVE-2023-34923 is a vulnerability with a CVSS score of 8.1 (HIGH). XML Signature Wrapping (XSW) in SAML-based Single Sign-on feature in TOPdesk v12.10.12 allows bad actors with credentials to authenticate with the Identity Provider (IP) to impersonate any TOPdesk use...

How severe is CVE-2023-34923?

CVE-2023-34923 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-34923?

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