What is the CVSS score of CVE-2017-3568?

CVE-2017-3568 has a CVSS 3.0 base score of 6.5 (Medium). CVSS vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L. EPSS exploitation probability: 0.3%.

Hospitality Opera 5 Property Services CVE-2017-3568

MEDIUM

2017-04-24 secalert_us@oracle.com

Authentication Bypass Denial Of Service Oracle Hospitality Opera 5 Property Services

6.5

CVSS 3.0 · NVD

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Vulnerability Assessment

Impact	CVSS score of 6.5 (MEDIUM). Attack characteristics: local attack vector, high complexity, no privileges required, user interaction required. EPSS exploitation probability: 0.31%.
Exploit ScenarioDerived	Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAI

Vulnerability in the Oracle Hospitality OPERA 5 Property Services component of Oracle Hospitality Applications (subcomponent: OPERA Printing and Login). Rated medium severity (CVSS 6.5), this vulnerability is no authentication required. No vendor patch available.

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

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Vulnerability in the Oracle Hospitality OPERA 5 Property Services component of Oracle Hospitality Applications (subcomponent: OPERA Printing and Login). Supported versions that are affected are 5.4.0.x, 5.4.1.x, 5.4.2.x, 5.4.3.x, 5.5.0.x and 5.5.1.x. Difficult to exploit vulnerability allows unauthenticated attacker with logon to the infrastructure where Oracle Hospitality OPERA 5 Property Services executes to compromise Oracle Hospitality OPERA 5 Property Services. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Hospitality OPERA 5 Property Services accessible data as well as unauthorized access to critical data or complete access to all Oracle Hospitality OPERA 5 Property Services accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Hospitality OPERA 5 Property Services. CVSS 3.0 Base Score 6.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L). Affected products include: Oracle Hospitality Opera 5 Property Services.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Local

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

Low

DescriptionCVE.org

Threat Intelligence Overview

EPSS Score

0.3%

Top 46% exploitable

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

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 MEDIUM

CISA KEV No

Public POC No

EPSS 0.3%

Patch available No

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

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

Defer

Exploitation· derived

None

System Exposure· derived

Small

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +32

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)CVE.org

cpe:2.3:a:oracle:hospitality_opera_5_property_services:5.4.0:*:*:*:*:*:*:*

cpe:2.3:a:oracle:hospitality_opera_5_property_services:5.4.1:*:*:*:*:*:*:*

cpe:2.3:a:oracle:hospitality_opera_5_property_services:5.4.2:*:*:*:*:*:*:*

cpe:2.3:a:oracle:hospitality_opera_5_property_services:5.4.3:*:*:*:*:*:*:*

cpe:2.3:a:oracle:hospitality_opera_5_property_services:5.5.0:*:*:*:*:*:*:*

cpe:2.3:a:oracle:hospitality_opera_5_property_services:5.5.1:*:*:*:*:*:*:*

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References

Advisories & patches

ADVISORY http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html REF http://www.securityfocus.com/bid/97835

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GitHub PoC

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