Vulnerability Description
FreeRDP prior to version 2.0.0-rc4 contains a Heap-Based Buffer Overflow in function zgfx_decompress_segment() that results in a memory corruption and probably even a remote code execution.
CVSS Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Freerdp | Freerdp | <= 1.2.0 |
| Canonical | Ubuntu Linux | 18.04 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/106938Third Party AdvisoryVDB Entry
- https://github.com/FreeRDP/FreeRDP/commit/17c363a5162fd4dc77b1df54e48d7bd9bf6b3bPatchVendor Advisory
- https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clientsExploitThird Party Advisory
- https://usn.ubuntu.com/3845-1/Third Party Advisory
- http://www.securityfocus.com/bid/106938Third Party AdvisoryVDB Entry
- https://github.com/FreeRDP/FreeRDP/commit/17c363a5162fd4dc77b1df54e48d7bd9bf6b3bPatchVendor Advisory
- https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clientsExploitThird Party Advisory
- https://usn.ubuntu.com/3845-1/Third Party Advisory
FAQ
What is CVE-2018-8784?
CVE-2018-8784 is a vulnerability with a CVSS score of 9.8 (CRITICAL). FreeRDP prior to version 2.0.0-rc4 contains a Heap-Based Buffer Overflow in function zgfx_decompress_segment() that results in a memory corruption and probably even a remote code execution.
How severe is CVE-2018-8784?
CVE-2018-8784 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2018-8784?
Check the references section above for vendor advisories and patch information. Affected products include: Freerdp Freerdp, Canonical Ubuntu Linux.