What is the CVSS score of CVE-2018-2920?

CVE-2018-2920 has a CVSS 3.0 base score of 7.4 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L. EPSS exploitation probability: 1.2%.

Is there a patch available for CVE-2018-2920?

Yes, a patch is available for CVE-2018-2920. Update the affected software to the latest version immediately.

Sun Zfs Storage Appliance Kit CVE-2018-2920

HIGH

2018-07-18 secalert_us@oracle.com

Denial Of Service Oracle Sun Zfs Storage Appliance Kit

7.4

CVSS 3.0 · NVD

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Vulnerability Assessment

Impact	CVSS score of 7.4 (HIGH). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

Patch available 1.2% exploitation probability (EPSS)

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AnalysisAI

Vulnerability in the Sun ZFS Storage Appliance Kit (AK) component of Oracle Sun Systems Products Suite (subcomponent: API frameworks). Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. 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 Sun ZFS Storage Appliance Kit (AK) component of Oracle Sun Systems Products Suite (subcomponent: API frameworks). The supported version that is affected is Prior to 8.7.19. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise Sun ZFS Storage Appliance Kit (AK). While the vulnerability is in Sun ZFS Storage Appliance Kit (AK), attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Sun ZFS Storage Appliance Kit (AK) accessible data as well as unauthorized read access to a subset of Sun ZFS Storage Appliance Kit (AK) accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Sun ZFS Storage Appliance Kit (AK). CVSS 3.0 Base Score 7.4 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L). Affected products include: Oracle Sun Zfs Storage Appliance Kit. Version information: Prior to 8.7.19..

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.4 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

DescriptionNVD

Threat Intelligence Overview

EPSS Score

1.2%

Top 36% exploitable

Data Quality

2 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 HIGH

CISA KEV No

Public POC No

EPSS 1.2%

Patch available Yes

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

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

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +1

CVSS: +37

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Denial of Service MEDIUM

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

Affected Products (CPE)NVD

cpe:2.3:a:oracle:sun_zfs_storage_appliance_kit:*:*:*:*:*:*:*:*

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References

Advisories & patches

PATCH http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html REF http://www.securityfocus.com/bid/104803 REF http://www.securitytracker.com/id/1041303

Search Externally

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