CVE-2015-9254
Datto ALTO and SIRIS devices have a default VNC password.
9.8 Critical
Datto ALTO and SIRIS devices have a default VNC password.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
1.10%Up 0.2 points since Feb 4, 2022
What each source reports
NVD Score used
Datto ALTO and SIRIS devices have a default VNC password.
- Record
CVE-2015-9254- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-798
- Updated
- 2026-11-02
CVE List No score
Datto ALTO and SIRIS devices have a default VNC password.
- Record
CVE-2015-9254- Updated
- 2026-11-02
EUVDEUVD-2015-9097 No score
Datto ALTO and SIRIS devices have a default VNC password.
- Record
EUVD-2015-9097- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x3pw-w85x-hj8p
Datto ALTO and SIRIS devices have a default VNC password.
Datto ALTO and SIRIS devices have a default VNC password.
- Record
GHSA-x3pw-w85x-hj8p- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-798
- 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-2015-9254 is a critical vulnerability (CVSS 9.8) in Datto Alto 2 Firmware, published February 20, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.10%, the 65th percentile. No source names a fixed version.