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CVE-2015-5446

20
FAUCET Score

CVE-2015-5446 describes a critical arbitrary code execution vulnerability affecting HP StoreOnce Backup system software versions prior to 3.13.1. This high-severity flaw (CVSS 7.5) allows remote attackers on the adjacent network to execute arbitrary code with high impact on confidentiality, integrity, and availability, without requiring user interaction or complex attack conditions. While no public exploit code or active exploitation has been observed, and community discussion is minimal, the potential for significant compromise necessitates patching.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.13.0CPE matchmatch criteria
cpe:2.3:o:hp:storeonce_backup_system_software:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.6
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.51%
Probability of exploitation in next 30 days
EPSS Percentile
83.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0251 is in the 88th percentile among its peer group of 239 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

h20564.www2.hpe.com / portal/site/hpsc/public/kb/docDisplay
Vendor Advisory
securityfocus.com / bid/79392
securitytracker.com / id/1034605