Risk Scores
EPSS Score
1.48%
80.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:14.04:LTS | x11vnc | 0, 0.9.13-1.1 |
| Ubuntu:Pro:18.04:LTS | x11vnc | 0, 0.9.13-3ubuntu0.1~esm1, 0.9.13-3 |
| Ubuntu:20.04:LTS | veyon | 4.2.4+repack1-2, 0, 4.3.1+repack1-2build2 |
| Ubuntu:24.04:LTS | veyon | 4.7.5+repack1-1build2, 4.7.5+repack1-1ubuntu5, 4.7.5+repack1-1ubuntu4 |
| Ubuntu:Pro:20.04:LTS | x11vnc | 0.9.16-3, 0, 0.9.13-6 |
| Ubuntu:25.10 | veyon | 4.9.7+repack1-1, 4.7.5+repack1-1ubuntu7, 4.7.5+repack1-1ubuntu6 |
| Ubuntu:16.04:LTS | libvncserver | 0.9.10+dfsg-3ubuntu0.16.04.1, 0.9.10+dfsg-3ubuntu0.16.04.2, 0.9.10+dfsg-3ubuntu0.16.04.3 |
| Ubuntu:Pro:16.04:LTS | x11vnc | 0.9.13-1.2ubuntu0.1~esm1, 0.9.13-1.2build1, 0 |
| Ubuntu:22.04:LTS | veyon | 4.5.3+repack1-1build2, 0, 4.5.3+repack1-1build1 |
| Ubuntu:18.04:LTS | libvncserver | 0.9.11+dfsg-1ubuntu1.2, 0.9.11+dfsg-1ubuntu1, 0.9.11+dfsg-1 |
| Ubuntu:20.04:LTS | libvncserver | 0.9.12+dfsg-9, 0.9.12+dfsg-8, 0.9.12+dfsg-7 |
Timeline
- Jun 17, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 22, 2021 EPSS Score
- Aug 23, 2021 EPSS Score
- Dec 25, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 25, 2022 EPSS Score
- Apr 28, 2022 EPSS Score
- Jun 29, 2022 EPSS Score
- Aug 31, 2022 EPSS Score
- Jan 2, 2023 EPSS Score
- Mar 5, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2018-21247 third-party-advisory
- https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2018-21247 third-party-advisory