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CVE-2015-9254

29
FAUCET Score

CVE-2015-9254 describes a critical vulnerability affecting Datto ALTO and SIRIS devices, stemming from a default VNC password. This flaw carries a CVSS v3 score of 9.8 (CRITICAL), indicating it can be exploited remotely with low complexity, requiring no user interaction, and potentially leading to complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation or publicly available exploit code in Metasploit, Nuclei, or ExploitDB, the vulnerability has garnered significant community discussion with 10 mentions, suggesting awareness among security researchers.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:datto:alto_3_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:datto:alto_2_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:datto:alto_xl_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:datto:siris_3_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:datto:siris_2_firmware:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.12%
Probability of exploitation in next 30 days
EPSS Percentile
62.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0112 is in the 48th percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

information-paradox.net / 2015/02/cve-2015-2081-multiple-vulnerabilities.html
Third Party Advisory