Critical severity · published Jul 30, 2021
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…
9.8
CVSS
1.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 72% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FR
Freerdp · Freerdp
before 2.4.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-37594
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-37594
Patch
https://github.com/FreeRDP/FreeRDP/commit/0d79670a28c0ab049af08613621aa0c267f977e9
Release Notes
https://github.com/FreeRDP/FreeRDP/compare/2.3.2...2.4.0
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