DevExpress SafeBinaryFormatter Deserialization of Untrusted Data Remote Code Execution Vulnerability

February 15th, 2022
ZDI-22-341 ZDI-CAN-14619

CVE ID

CVE-2021-36483

CVSS Score

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

Affected Vendors

DevExpress

Affected Products

DevExpress

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on affected installations of DevExpress XtraReports. Authentication is required to exploit this vulnerability.

The specific flaw exists within the SafeBinaryFormatter library. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account.

Additional Details

Fixed in version v21.2.2


Disclosure Timeline

  • 2021-08-25 - Vulnerability reported to vendor
  • 2022-02-15 - Coordinated public release of advisory
  • 2022-03-10 - Advisory Updated

Credit

Markus Wulftange (@mwulftange)

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