Vulnerability identifier: #VU27970
Vulnerability risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-415
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 error in "update_read_cache_bitmap_v3_order". A remote attacker can pass specially crafted data to the application, trigger double free error and cause a denal of service condition on the target system.
Note: This vulnerability affects versions greater than 1.2
Mitigation
Install updates from vendor's website.
Vulnerable software versions
FreeRDP: All versions
External links
http://github.com/FreeRDP/FreeRDP/commit/67c2aa52b2ae0341d469071d1bc8aab91f8d2ed8
http://github.com/FreeRDP/FreeRDP/issues/6013
http://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-cgqh-p732-6x2w
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.