CVE-2021-30110
dttray.exe in Greyware Automation Products Inc Domain Time II before 5.2.b.20210331 allows remote...
dttray.exe in Greyware Automation Products Inc Domain Time II before 5.2.b.20210331 allows remote attackers to execute arbitrary code via a URL to a malicious update in a spoofed response to the UDP query used to check for updates.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
dttray.exe in Greyware Automation Products Inc Domain Time II before 5.2.b.20210331 allows remote attackers to execute arbitrary code via a URL to a malicious update in a spoofed response to the UDP query used to check for updates.
- Record
CVE-2021-30110- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 5.1 Medium
AV:N/AC:H/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
dttray.exe in Greyware Automation Products Inc Domain Time II before 5.2.b.20210331 allows remote attackers to execute arbitrary code via a URL to a malicious update in a spoofed response to the UDP query used to check for updates.
- Record
CVE-2021-30110- Updated
- 2026-11-02
EUVDEUVD-2021-17050 No score
dttray.exe in Greyware Automation Products Inc Domain Time II before 5.2.b.20210331 allows remote attackers to execute arbitrary code via a URL to a malicious update in a spoofed response to the UDP query used to check for updates.
- Record
EUVD-2021-17050- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vmvq-v8h8-g57c No score
dttray.exe in Greyware Automation Products Inc Domain Time II before 5.2.b.20210331 allows remote...
dttray.exe in Greyware Automation Products Inc Domain Time II before 5.2.b.20210331 allows remote attackers to execute arbitrary code via a URL to a malicious update in a spoofed response to the UDP query used to check for updates.
- Record
GHSA-vmvq-v8h8-g57c- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-30110 is a high vulnerability (CVSS 7.5) in Greyware Domain Time Ii, published July 22, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.97%, the 80th percentile. No source names a fixed version.