CVE catalog
CVE-2023-39350
freerdp2: CVE-2023-39350
- Severity
- High · CVSS 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.64% · Oct 25, 2026
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. This issue affects Clients only. Integer underflow leading to DOS (e.g. abort due to `WINPR_ASSERT` with default compilation flags). When an insufficient blockLen is provided, and proper length validation is not performed, an Integer Underflow occurs, leading to a Denial of Service (DOS) vulnerability. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this vulnerability.
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 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-5 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-5ubuntu1 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-5ubuntu2 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-6 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-6build1 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-7 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-7ubuntu0.1 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.1.1+dfsg1-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.2.0+dfsg1-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.2.0+dfsg1-0ubuntu0.18.04.2 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.2.0+dfsg1-0ubuntu0.18.04.3 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.2.0+dfsg1-0ubuntu0.18.04.4 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.2.0+dfsg1-0ubuntu0.18.04.4+esm1 | 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 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.2.0+dfsg1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.2.0+dfsg1-0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.2.0+dfsg1-0ubuntu0.20.04.3 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.2.0+dfsg1-0ubuntu0.20.04.4 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.2.0+dfsg1-0ubuntu0.20.04.5 | fixed |
| Ubuntu | freerdp2 | 22.04 | 2.3.0+dfsg1-2build1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.3.0+dfsg1-2ubuntu1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.3.0+dfsg1-2ubuntu2 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.4.1+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.4.1+dfsg1-1ubuntu1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.4.1+dfsg1-1ubuntu2 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.5.0+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.0+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3ubuntu1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3ubuntu2 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3ubuntu2.1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3ubuntu2.2 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3ubuntu2.3 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3ubuntu2.4 | fixed |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-5 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-5ubuntu1 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-5ubuntu2 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-6 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-6build1 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-7 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.0.0~git20170725.1.1648deb+dfsg1-7ubuntu0.1 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.1.1+dfsg1-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.2.0+dfsg1-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.2.0+dfsg1-0ubuntu0.18.04.2 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.2.0+dfsg1-0ubuntu0.18.04.3 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.2.0+dfsg1-0ubuntu0.18.04.4 | vulnerable |
| Ubuntu | freerdp2 | pro | 2.2.0+dfsg1-0ubuntu0.18.04.4+esm1 | 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 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.2.0+dfsg1-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.2.0+dfsg1-0ubuntu0.20.04.2 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.2.0+dfsg1-0ubuntu0.20.04.3 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.2.0+dfsg1-0ubuntu0.20.04.4 | vulnerable |
| Ubuntu | freerdp2 | 20.04 | 2.2.0+dfsg1-0ubuntu0.20.04.5 | fixed |
| Ubuntu | freerdp2 | 22.04 | 2.3.0+dfsg1-2build1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.3.0+dfsg1-2ubuntu1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.3.0+dfsg1-2ubuntu2 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.4.1+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.4.1+dfsg1-1ubuntu1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.4.1+dfsg1-1ubuntu2 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.5.0+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.0+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3ubuntu1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3ubuntu2 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3ubuntu2.1 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3ubuntu2.2 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3ubuntu2.3 | vulnerable |
| Ubuntu | freerdp2 | 22.04 | 2.6.1+dfsg1-3ubuntu2.4 | fixed |
| Suse | freerdp | linux enterprise module for package hub 15 sp4 | 2.4.0-150400.3.23.1 | fixed |
| Suse | freerdp | linux enterprise module for package hub 15 sp5 | 2.4.0-150400.3.23.1 | fixed |
| Suse | freerdp | linux enterprise workstation extension 15 sp4 | 2.4.0-150400.3.23.1 | fixed |
| Suse | freerdp | linux enterprise workstation extension 15 sp5 | 2.4.0-150400.3.23.1 | fixed |
| Opensuse | freerdp | leap 15.4 | 2.4.0-150400.3.23.1 | fixed |
| Opensuse | freerdp | leap 15.5 | 2.4.0-150400.3.23.1 | fixed |
| Suse | freerdp | linux enterprise software development kit 12 sp5 | 2.1.2-12.38.1 | fixed |
| Suse | freerdp | linux enterprise workstation extension 12 sp5 | 2.1.2-12.38.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | freerdp2 | source | bookworm | 2.11.7+dfsg1-6~deb12u1 | not yet assigned | Not reported | [1051638] |
| Ubuntu | freerdp2 | deb | pro | 2.2.0+dfsg1-0ubuntu0.18.04.4+esm1 | Not reported | UBUNTU-CVE-2023-39350 | Not reported |
| Ubuntu | freerdp2 | deb | 20.04 | 2.2.0+dfsg1-0ubuntu0.20.04.5 | Not reported | UBUNTU-CVE-2023-39350 | Not reported |
| Ubuntu | freerdp2 | deb | 22.04 | 2.6.1+dfsg1-3ubuntu2.4 | Not reported | UBUNTU-CVE-2023-39350 | Not reported |
| Ubuntu | freerdp2 | deb | pro | 2.2.0+dfsg1-0ubuntu0.18.04.4+esm1 | Not reported | USN-6401-1 | Not reported |
| Ubuntu | freerdp2 | deb | 20.04 | 2.2.0+dfsg1-0ubuntu0.20.04.5 | Not reported | USN-6401-1 | Not reported |
| Ubuntu | freerdp2 | deb | 22.04 | 2.6.1+dfsg1-3ubuntu2.4 | Not reported | USN-6401-1 | Not reported |
| Suse | freerdp | rpm | linux enterprise module for package hub 15 sp4 | 2.4.0-150400.3.23.1 | Not reported | SUSE-SU-2023:4893-1 | Not reported |
| Suse | freerdp | rpm | linux enterprise module for package hub 15 sp5 | 2.4.0-150400.3.23.1 | Not reported | SUSE-SU-2023:4893-1 | Not reported |
| Suse | freerdp | rpm | linux enterprise workstation extension 15 sp4 | 2.4.0-150400.3.23.1 | Not reported | SUSE-SU-2023:4893-1 | Not reported |
| Suse | freerdp | rpm | linux enterprise workstation extension 15 sp5 | 2.4.0-150400.3.23.1 | Not reported | SUSE-SU-2023:4893-1 | Not reported |
| Opensuse | freerdp | rpm | leap 15.4 | 2.4.0-150400.3.23.1 | Not reported | SUSE-SU-2023:4893-1 | Not reported |
| Opensuse | freerdp | rpm | leap 15.5 | 2.4.0-150400.3.23.1 | Not reported | SUSE-SU-2023:4893-1 | Not reported |
| Suse | freerdp | rpm | linux enterprise software development kit 12 sp5 | 2.1.2-12.38.1 | Not reported | SUSE-SU-2023:4611-1 | Not reported |
| Suse | freerdp | rpm | linux enterprise workstation extension 12 sp5 | 2.1.2-12.38.1 | Not reported | SUSE-SU-2023:4611-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://access.redhat.com/errata/RHSA-2024:2208]
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2023_4611-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-39350]
- [https://osv.dev/vulnerability/SUSE-SU-2023:4611-1]
- [https://osv.dev/vulnerability/SUSE-SU-2023:4893-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2023-39350]
- [https://osv.dev/vulnerability/USN-6401-1]
- [https://security-tracker.debian.org/tracker/CVE-2023-39350]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2251.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]