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CVE-2014-3434

MediumPublished

Buffer overflow in the sysplant driver in Symantec Endpoint Protection (SEP) Client 11.x and 12.x before 12.1 RU4 MP1b, and Small Business Edition before...

Published: Aug 6, 2014
Updated: Aug 6, 2024
Assigning CNA: symantec
Evidence observed: Aug 5, 2014

Primary CVSS

6.9/ 10Medium

nvd · CVSS 2.0

AV:L/AC:M/Au:N/C:C/I:C/A:C

EPSS probability estimate

1.6%

Low · next 30 days

Percentile: 74.7%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Buffer overflow in the sysplant driver in Symantec Endpoint Protection (SEP) Client 11.x and 12.x before 12.1 RU4 MP1b, and Small Business Edition before SEP 12.1, allows local users to execute arbitrary code via a long argument to a 0x00222084 IOCTL call.

Sources

Symantec Endpoint Protection 11.x/12.x - Kernel Pool Overflow / Local Privilege EscalationExploit
ryujin & sickness · windows · Aug 5, 2014

Responsible use

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