CVE-2018-8786
CVSS V2 High 7.5
CVSS V3 Critical 9.8
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.
Overview
- CVE ID
- CVE-2018-8786
- Assigner
- cve@checkpoint.com
- Vulnerability Status
- Analyzed
- Published Version
- 2018-11-29T18:29:00
- Last Modified Date
- 2020-09-29T02:09:10
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:* | 1 | OR | 1.2.0 | |
| cpe:2.3:a:freerdp:freerdp:2.0.0:rc1:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:freerdp:freerdp:2.0.0:rc2:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:freerdp:freerdp:2.0.0:rc3:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/FreeRDP/FreeRDP/commit/445a5a42c500ceb80f8fa7f2c11f3682538033f3 | Patch Vendor Advisory |
| https://usn.ubuntu.com/3845-1/ | Third Party Advisory |
| http://www.securityfocus.com/bid/106938 | Third Party Advisory VDB Entry |
| https://lists.debian.org/debian-lts-announce/2019/02/msg00015.html | Mailing List Third Party Advisory |
| https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/ | Exploit Third Party Advisory |
| https://access.redhat.com/errata/RHSA-2019:0697 | Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YVJKO2DR5EY4C4QZOP7SNNBEW2JW6FHX/ | Mailing List Third Party Advisory |
| https://usn.ubuntu.com/3845-2/ | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-8786 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8786 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:12:09 | Added to TrackCVE | |||
| 2022-12-03 14:50:54 | 2018-11-29T18:29Z | 2018-11-29T18:29:00 | CVE Published Date | updated |
| 2022-12-03 14:50:54 | 2020-09-29T02:09:10 | CVE Modified Date | updated | |
| 2022-12-03 14:50:54 | Analyzed | Vulnerability Status | updated | |
| 2022-12-03 14:50:55 | CWE-681 | Weakness Enumeration | updated |