What is the CVSS score of CVE-2014-3437?

CVE-2014-3437 has a CVSS 2.0 base score of 7.5 (High). CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. EPSS exploitation probability: 17.7%.

Is there a public PoC exploit available for CVE-2014-3437?

Yes, a public proof-of-concept exploit is available for CVE-2014-3437. Prioritise patching immediately. EPSS: 17.7%.

Symantec CVE-2014-3437

HIGH

2014-11-07 secure@symantec.com

XXE Symantec Endpoint Protection Manager

7.5

CVSS 2.0 · NVD

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Vulnerability Assessment

Impact	CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity. Public proof-of-concept exploit code is available. EPSS exploitation probability: 17.68%.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

Act Now Prioritize within 24-48h. Why: HIGH severity + EPSS > 10%.

No patch listed yet 17.7% exploitation probability (EPSS)

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AnalysisAI

The management console in Symantec Endpoint Protection Manager (SEPM) 12.1 before RU5 allows remote attackers to read arbitrary files or send TCP requests to intranet servers via XML data containing. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 17.7%.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

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Technical ContextAI · show details

The management console in Symantec Endpoint Protection Manager (SEPM) 12.1 before RU5 allows remote attackers to read arbitrary files or send TCP requests to intranet servers via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue. Affected products include: Symantec Endpoint Protection Manager.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Confidentiality

Integrity

Availability

DescriptionCVE.org

The management console in Symantec Endpoint Protection Manager (SEPM) 12.1 before RU5 allows remote attackers to read arbitrary files or send TCP requests to intranet servers via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.

Threat Intelligence Overview

EPSS Score

17.7%

Top 5% exploitable

Exploit

POC

Public exploit code exists

Data Quality

4 sources

Confidence: Medium

NVD

CVE.org

EPSS

Exploit-DB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity HIGH

CISA KEV No

Public POC Yes

EPSS 17.7%

Patch available No

Active threat Yes

Deciding rule

HIGH severity + EPSS > 10%

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

Poc

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +18

CVSS: +38

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

XML External Entity Injection HIGH

XML External Entity (XXE) attacks exploit XML parsers that process Document Type Definitions (DTDs) without proper restrictions.

Affected Products (CPE)CVE.org

cpe:2.3:a:symantec:endpoint_protection_manager:*:*:*:*:*:*:*:*

cpe:2.3:a:symantec:endpoint_protection_manager:12.1.0:*:*:*:*:*:*:*

cpe:2.3:a:symantec:endpoint_protection_manager:12.1.1:*:*:*:*:*:*:*

cpe:2.3:a:symantec:endpoint_protection_manager:12.1.2:*:*:*:*:*:*:*

cpe:2.3:a:symantec:endpoint_protection_manager:12.1.3:*:*:*:*:*:*:*

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References

Advisories & patches

ADVISORY http://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=&suid=20141105_00 REF http://www.securityfocus.com/archive/1/533918/100/0/threaded REF http://www.securityfocus.com/bid/70843 REF http://www.securitytracker.com/id/1031176 REF https://exchange.xforce.ibmcloud.com/vulnerabilities/98525

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