CVE-2014-3434
CVE-2014-3434 is a medium-severity vulnerability in Symantec Endpoint Protection with a CVSS 2.0 base score of 6.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Medium (CVSS 2.0 base score 6.9)
- EPSS exploit prediction: 2% (73rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Symantec Endpoint Protection
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2014-3434?
- 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.
- How severe is CVE-2014-3434?
- CVE-2014-3434 has a CVSS 2.0 base score of 6.9, rated medium severity.
- Is CVE-2014-3434 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2014-3434?
- CVE-2014-3434 primarily affects Symantec Endpoint Protection. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2014-3434?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2014-3434 published?
- CVE-2014-3434 was published on 2014-08-06 and last updated on 2026-06-17.
References
- http://packetstormsecurity.com/files/127772/Symantec-Endpoint-Protection-11.x-12.x-Kernel-Pool-Overflow.html
- http://secunia.com/advisories/58996
- http://secunia.com/advisories/59697
- http://www.exploit-db.com/exploits/34272
- http://www.kb.cert.org/vuls/id/252068
- http://www.osvdb.org/109663
- http://www.securityfocus.com/bid/68946
- http://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=&suid=20140804_00
- https://exchange.xforce.ibmcloud.com/vulnerabilities/95062
Affected products (3)
- cpe:2.3:a:symantec:endpoint_protection:11.0:*:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.0:-:small_business:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:12.1:*:*:*:*:*:*:*
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