CVE-2020-37134
4.6
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Summary
UltraVNC Viewer 1.2.4.0 contains a denial of service vulnerability that allows attackers to crash the application by manipulating VNC Server input. Attackers can generate a malformed 256-byte payload and paste it into the VNC Server connection dialog to trigger an application crash.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| UltraVNC Team | UltraVNC Viewer | 1.2.4.0 | affected |
Weaknesses
- CWE-770: Allocation of Resources Without Limits or Throttling
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: yes
- Technical Impact: partial
References
- https://www.exploit-db.com/exploits/48291
- https://www.uvnc.com/
- https://www.vulncheck.com/advisories/ultravnc-viewer-vncserver-denial-of-service
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