Quantum Secular Labs / Blog / Advisories

CVE-2024-4358: Progress Telerik Report Server Authentication Bypass by Spoofing Vulnerability

CVE-2024-4358 is rated critical with a CVSS v3.1 base score of 9.8 and affects Progress Telerik Report Server, along with 1 other product in NVD’s configuration data. Per its scoring, it can be exploited over the network, without authentication, without any user interaction. The scored impact on confidentiality, integrity and availability is the highest available. CISA added it to its Known Exploited Vulnerabilities catalog on 2024-06-13, which means exploitation in the wild has been observed.

Vulnerability description

In Progress Telerik Report Server, version 2024 Q1 (10.0.24.305) or earlier, on IIS, an unauthenticated attacker can gain access to Telerik Report Server restricted functionality via an authentication bypass vulnerability.

Severity breakdown

CVSS v3.1 9.8: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  • Attack vector: Network. Exploitable remotely over the network, with no need for local or physical access.
  • Attack complexity: Low. No special conditions; the attack can be repeated reliably.
  • Privileges required: None. No account or prior access is needed.
  • User interaction: None. No action from any user is needed.
  • Scope: Unchanged. Impact stays within the vulnerable component.
  • Confidentiality impact: High. Total loss of confidentiality; sensitive data can be fully disclosed.
  • Integrity impact: High. Total loss of integrity; data or system state can be fully modified.
  • Availability impact: High. Total loss of availability; the component can be shut down.

Underlying weakness

CWE-290: Authentication Bypass by Spoofing

This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.

Affected products

  • Telerik Report Server 2024: up to and including 10.0.24.305

References