CVE-2018-8786

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

FreeRDP prior to version 2.0.0-rc4 contains an Integer Truncation that leads to a Heap-Based Buffer Overflow in function update_read_bitmap_update() and results in a memory corruption and probably even a remote code execution.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-680 CWE-681 CWE-787

Affected software

Vendor	Product	Versions
Check Point Software Technologies Ltd.	FreeRDP	All versions prior to 2.0.0-rc4

References

http://www.securityfocus.com/bid/106938Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2019:0697Third Party Advisory
https://github.com/FreeRDP/FreeRDP/commit/445a5a42c500ceb80f8fa7f2c11f3682538033f3Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2019/02/msg00015.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YVJKO2DR5EY4C4QZOP7SNNBEW2JW6FHX/
https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/Exploit, Third Party Advisory
https://usn.ubuntu.com/3845-1/Third Party Advisory
https://usn.ubuntu.com/3845-2/Third Party Advisory
http://www.securityfocus.com/bid/106938Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2019:0697Third Party Advisory
https://github.com/FreeRDP/FreeRDP/commit/445a5a42c500ceb80f8fa7f2c11f3682538033f3Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2019/02/msg00015.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YVJKO2DR5EY4C4QZOP7SNNBEW2JW6FHX/
https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/Exploit, Third Party Advisory
https://usn.ubuntu.com/3845-1/Third Party Advisory
https://usn.ubuntu.com/3845-2/Third Party Advisory

Timeline

Published: Nov 29, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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