CVE-2019-9897
7.5
HIGH
CVSS 3.1
EPSS 2.4%
Description
Multiple denial-of-service attacks that can be triggered by writing to the terminal exist in PuTTY versions before 0.71.
How to fix CVE-2019-9897
To remediate CVE-2019-9897, upgrade the affected package to a fixed version below.
- Alpine/putty—upgrade to 0.71-r0 or later
- Debian/putty—upgrade to 0.70-6 or later
Is CVE-2019-9897 being exploited?
Low — EPSS is 2.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.71-r0
- from 0, < 0.70-6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |