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CVE-2015-8154

23
FAUCET Score

CVE-2015-8154 describes a critical arbitrary code execution vulnerability in the SysPlant.sys driver within Symantec Endpoint Protection (SEP) 12.1 before RU6-MP4. This flaw allows remote attackers to execute arbitrary code by enticing a user to open a specially crafted HTML document, leveraging "RWX Permissions" issues. With a CVSS score of 8.8 (High), this vulnerability is easily exploitable over a network with low attack complexity, potentially leading to complete compromise of confidentiality, integrity, and availability. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered some community discussion and media coverage, indicating awareness within the security community.

Impacted Technologies

VendorProductVersion(s)CPE
<= 12.1CPE matchmatch criteria
cpe:2.3:a:symantec:endpoint_protection_manager:*:ru6mp3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
5.01%
Probability of exploitation in next 30 days
EPSS Percentile
91.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0501 is in the 91st percentile among its peer group of 14,875 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 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

securityfocus.com / bid/84344
securitytracker.com / id/1035329
symantec.com / security_response/securityupdates/detail.jsp
Vendor Advisory