Attacker Value
High
(1 user assessed)
Exploitability
High
(1 user assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
2

CVE-2024-6327

Disclosure Date: July 24, 2024
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

In Progress® Telerik® Report Server versions prior to 2024 Q2 (10.1.24.709), a remote code execution attack is possible through an insecure deserialization vulnerability.

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2
Ratings
Technical Analysis

CVE-2024-6327 is a critical unauthenticated deserialization vulnerability within Progress Telerik Report Server before 10.1.24.709. This vulnerability comes shortly after the similar CVE-2024-1800 was announced and in tandem with CVE-2024-6096. CVE-2024-6096 also affects versions prior to 10.1.24.709. No in-depth description, PoC, or exploitation in the wild has been reported, though given the description and popularity of the software, I expect there will be more information incoming soon.
Telerik has published a good article with some details and mitigation suggestions to prevent attacks until users have time to patch.
You can find it here: https://docs.telerik.com/report-server/knowledge-base/deserialization-vulnerability-cve-2024-6327.
The mitigation itself is to ensure the user for the Report Server Application has limited permissions, and the documentation for setting that up can be found here: https://docs.telerik.com/report-server/knowledge-base/how-to-change-report-server-iis-user

CVSS V3 Severity and Metrics
Base Score:
9.8 Critical
Impact Score:
5.9
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • progress

Products

  • telerik report server

Additional Info

Technical Analysis