CVE catalog
CVE-2018-1000852
freerdp2: CVE-2018-1000852
- Severity
- Medium · CVSS 4.3
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 2.67% · Oct 25, 2026
FreeRDP FreeRDP 2.0.0-rc3 released version before commit 205c612820dac644d665b5bb1cdf437dc5ca01e3 contains a Other/Unknown vulnerability in channels/drdynvc/client/drdynvc_main.c, drdynvc_process_capability_request that can result in The RDP server can read the client's memory.. This attack appear to be exploitable via RDPClient must connect the rdp server with echo option. This vulnerability appears to have been fixed in after commit 205c612820dac644d665b5bb1cdf437dc5ca01e3.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | freerdp2 | bookworm | 2.11.7+dfsg1-6~deb12u1 | fixed |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-5 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-5ubuntu1 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-5ubuntu2 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-6 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-6build1 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-7 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-7ubuntu0.1 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.1.1+dfsg1-0ubuntu0.18.04.1 | fixed |
| Ubuntu | freerdp2 | 20.04 | 2.0.0~git20190204.1.2693389a+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.0.0~git20190204.1.2693389a+dfsg1-2 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.0.0~git20190204.1.2693389a+dfsg1-2build1 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.0.0~git20190204.1.2693389a+dfsg1-2build2 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.1.1+dfsg1-0ubuntu0.20.04.1 | fixed |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-5 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-5ubuntu1 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-5ubuntu2 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-6 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-6build1 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-7 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.0.0~git20170725.1.1648deb+dfsg1-7ubuntu0.1 | vulnerable |
| Ubuntu | freerdp2 | 18.04 | 2.1.1+dfsg1-0ubuntu0.18.04.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | freerdp2 | source | bookworm | 2.0.0~git20181120.1.e21b72c95+dfsg1-1 | not yet assigned | Not reported | Not reported |
| Ubuntu | freerdp2 | deb | 18.04 | 2.1.1+dfsg1-0ubuntu0.18.04.1 | Not reported | USN-4379-1 | Not reported |
| Ubuntu | freerdp2 | deb | 20.04 | 2.1.1+dfsg1-0ubuntu0.20.04.1 | Not reported | USN-4379-1 | Not reported |
| Ubuntu | freerdp2 | deb | 18.04 | 2.1.1+dfsg1-0ubuntu0.18.04.1 | Not reported | UBUNTU-CVE-2018-1000852 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [freerdp2-dev]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [freerdp2-shadow-x11]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [freerdp2-wayland]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [freerdp2-x11]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [libfreerdp2-2]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [libfreerdp-client2-2]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [libfreerdp-server2-2]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [libfreerdp-shadow2-2]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [libuwac0-0]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [libuwac0-dev]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [libwinpr2-2]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [libwinpr2-dev]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [libwinpr-tools2-2]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
- [winpr-utils]Fixed
Source package: [freerdp2]
Details (2)
2.11.7+dfsg1-6~deb12u1· amd64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
2.11.7+dfsg1-6~deb12u1· arm64 · bookwormFixed · Fixed:
2.0.0~git20181120.1.e21b72c95+dfsg1-1dsa · freerdp2 · debian · bookworm; dsa · freerdp2 · debian · 12
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2019_2157.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2018-1000852]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2018-1000852]
- [https://osv.dev/vulnerability/USN-4379-1]
- [https://security-tracker.debian.org/tracker/CVE-2018-1000852]
- [https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-1000852.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2019/wid-sec-w-2022-0517.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]