CVE-2021-37594
CRITICALCVSS 9.8/10EPSS 1.41%
Last modified
CVE-2021-37594 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In FreeRDP before 2.4.0 on Windows, wf_cliprdr_server_file_contents_request in client/Windows/wf_cliprdr.c has missing input checks for a FILECONTENTS_SIZE File Contents Request PDU.. EPSS estimates a 1.41% chance of exploitation in the next 30 days.
Description
In FreeRDP before 2.4.0 on Windows, wf_cliprdr_server_file_contents_request in client/Windows/wf_cliprdr.c has missing input checks for a FILECONTENTS_SIZE File Contents Request PDU.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Freerdp | Freerdp | < 2.4.0 |
References
- https://github.com/FreeRDP/FreeRDP/commit/0d79670a28c0ab049af08613621aa0c267f977e9Patch, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/compare/2.3.2...2.4.0Release Notes, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/commit/0d79670a28c0ab049af08613621aa0c267f977e9Patch, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/compare/2.3.2...2.4.0Release Notes, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-37594?
In FreeRDP before 2.4.0 on Windows, wf_cliprdr_server_file_contents_request in client/Windows/wf_cliprdr.c has missing input checks for a FILECONTENTS_SIZE File Contents Request PDU.
How severe is CVE-2021-37594?
CVE-2021-37594 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.41% probability of exploitation in the next 30 days.
How do I fix CVE-2021-37594?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-37594?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST