Vulnerability identifier: #VU27973
Vulnerability risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-125
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
FreeRDP
Universal components / Libraries /
Libraries used by multiple products
Vendor: FreeRDP
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition in "rdp_read_font_capability_set". A remote authenticated attacker can trigger out-of-bounds read error and cause a denial of service condition on the target system.
Note: This vulnerability affects versions after 1.1
Mitigation
Install updates from vendor's website.
Vulnerable software versions
FreeRDP: All versions
External links
http://github.com/FreeRDP/FreeRDP/commit/3627aaf7d289315b614a584afb388f04abfb5bbf
http://github.com/FreeRDP/FreeRDP/issues/6011
http://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-wjg2-2f82-466g
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.