CVE-2014-3434

mediumpriority · track · 39EPSS 0.016 · 76 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · functional

Likely / severe?

1.63% (76th) EPSS

CVSS 6.9 · medium

Is it mine?

4 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

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.

cvss

Technical severity, 0–10. One row per scoring source.

6.9

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.06.9mediumAV:L/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 3.4 · impact 10

v2.06.2mediumAV:L/AC:M/Au:N/C:C/I:C/A:C/E:POCsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimary

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-34272Symantec Endpoint Protection 11.x/12.x - Kernel Pool Overflow / Local Privilege Escalationfunctional · exploit_db

affected products (4)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
symantec endpoint protection= 11.0nvdUScpe:2.3:a:symantec:endpoint_protection:*:*:*:*:*:*:*:*
symantec endpoint protection= 12.0nvdUScpe:2.3:a:symantec:endpoint_protection:*:*:*:*:*:*:*:*
symantec endpoint protection= 12.1nvdUScpe:2.3:a:symantec:endpoint_protection:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2014-08-06modified 2026-06-17

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+21039 more

references (22)

External citations — patches, advisories, analysis.

scry

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