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Ubuntu.comUB:CVE-2021-37594

HistoryJul 30, 2021 - 12:00 a.m.

CVE-2021-37594

2021-07-3000:00:00

ubuntu.com

freerdp windows vulnerability

input validation missing

filecontents_size pdu.

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.002

Percentile

59.8%

JSON

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.

Notes

Author	Note
mdeslaur	windows-specific issue

References

github.com/FreeRDP/FreeRDP/compare/2.3.2...2.4.0

launchpad.net/bugs/cve/CVE-2021-37594

nvd.nist.gov/vuln/detail/CVE-2021-37594

security-tracker.debian.org/tracker/CVE-2021-37594

www.cve.org/CVERecord?id=CVE-2021-37594

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.002

Percentile

59.8%

JSON

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