CVE-2020-9498
6.7
MEDIUM
CVSS 3.1
EPSS 0.74%
Description
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.
How to fix CVE-2020-9498
To remediate CVE-2020-9498, upgrade the affected package to a fixed version below.
- —upgrade to 1.1.0 or later
- —upgrade to 1.1.0 or later
- —upgrade to 1.3.0-1 or later
Is CVE-2020-9498 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 1.1.0
- from 0, < 1.1.0
- from 0, < 1.3.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.7 | CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H |