CVE catalog
CVE-2020-9498
UBUNTU-CVE-2020-9498
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.74% · Oct 25, 2026
Apache Guacamole 1.1.0 and older may mishandle pointers involved inprocessing data received via RDP static virtual channels. If a userconnects to a malicious or compromised RDP server, a series ofspecially-crafted PDUs could result in memory corruption, possiblyallowing arbitrary code to be executed with the privileges of therunning guacd process.
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 | guacamole-server | 11 | 1.3.0-1 | fixed |
| Ubuntu | guacamole-client | 16.04 | 0.8.3-1.1 | vulnerable |
| Ubuntu | guacamole-client | 16.04 | 0.8.3-1.2 | vulnerable |
| Ubuntu | guacamole-client | 18.04 | 0.9.9+dfsg-1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | guacamole-server | deb | 11 | 1.3.0-1 | Not reported | DEBIAN-CVE-2020-9498 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: