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Vulnerability Assessment

Weakness
CWE
CWE-755
OWASP Top 10:2025
A10:2025 - Mishandling of Exceptional Conditions
ASVS 5.0
V16 - Security Logging and Error Handling Exception handling procedures
Impact

CVSS score of 3.7 (LOW). Attack characteristics: network attack vector, high complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the low-severity affected system.
Monitor Track and reassess. Why: LOW severity (CVSS 0.1-3.9).
Patch available 4.0% exploitation probability (EPSS)

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AnalysisAI

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE (component: Serialization). Rated low severity (CVSS 3.7), this vulnerability is remotely exploitable, no authentication required.

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.

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Technical ContextAI · show details

This vulnerability is classified under CWE-755. Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE (component: Serialization). Supported versions that are affected are Java SE: 7u241, 8u231, 11.0.5 and 13.0.1; Java SE Embedded: 8u231. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java SE, Java SE Embedded. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets (in Java SE 8), that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability can also be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. CVSS 3.0 Base Score 3.7 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L). Affected products include: Oracle Jdk, Oracle Jre, Redhat Enterprise Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Eus.

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Severity by source

NVD PRIMARY 3.7 LOW
AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

DescriptionNVD

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE (component: Serialization). Supported versions that are affected are Java SE: 7u241, 8u231, 11.0.5 and 13.0.1; Java SE Embedded: 8u231. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java SE, Java SE Embedded. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets (in Java SE 8), that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability can also be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. CVSS 3.0 Base Score 3.7 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L).

Threat Intelligence Overview

EPSS Score
4.0%
Top 11% 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 LOW
CISA KEV No
Public POC No
EPSS 4.0%
Patch available Yes
Active threat No
Deciding rule
LOW severity (CVSS 0.1-3.9)
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
Open
Automatable· derived
No
Human Impact· derived
Low

Priority Score

22
Low Medium High Critical
KEV: 0
EPSS: +4
CVSS: +18
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:jdk:1.7.0:update241:*:*:*:*:*:*
cpe:2.3:a:oracle:jdk:1.8.0:update231:*:*:*:*:*:*
cpe:2.3:a:oracle:jdk:11.0.5:*:*:*:*:*:*:*
cpe:2.3:a:oracle:jdk:13.0.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:jre:1.7.0:update_241:*:*:*:*:*:*
cpe:2.3:a:oracle:jre:1.8.0:update_231:*:*:*:*:*:*
cpe:2.3:a:oracle:jre:11.0.5:*:*:*:*:*:*:*
cpe:2.3:a:oracle:jre:13.0.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:8.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:openjdk:7:-:*:*:*:*:*:*
+ 55 more

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References

Advisories & patches
PATCH https://www.oracle.com/security-alerts/cpujan2020.html REF http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00050.html REF http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00060.html REF https://access.redhat.com/errata/RHSA-2020:0122 REF https://access.redhat.com/errata/RHSA-2020:0128 REF https://access.redhat.com/errata/RHSA-2020:0157 REF https://access.redhat.com/errata/RHSA-2020:0196 REF https://access.redhat.com/errata/RHSA-2020:0202 REF https://access.redhat.com/errata/RHSA-2020:0231 REF https://access.redhat.com/errata/RHSA-2020:0232 REF https://access.redhat.com/errata/RHSA-2020:0465 REF https://access.redhat.com/errata/RHSA-2020:0467 REF https://access.redhat.com/errata/RHSA-2020:0468 REF https://access.redhat.com/errata/RHSA-2020:0469 REF https://access.redhat.com/errata/RHSA-2020:0470 REF https://access.redhat.com/errata/RHSA-2020:0541 REF https://access.redhat.com/errata/RHSA-2020:0632 REF https://kc.mcafee.com/corporate/index?page=content&id=SB10315 REF https://lists.debian.org/debian-lts-announce/2020/02/msg00034.html REF https://seclists.org/bugtraq/2020/Feb/22 REF https://seclists.org/bugtraq/2020/Jan/24 REF https://security.gentoo.org/glsa/202101-19 REF https://security.netapp.com/advisory/ntap-20200122-0003/ REF https://usn.ubuntu.com/4257-1/ REF https://www.debian.org/security/2020/dsa-4605 REF https://www.debian.org/security/2020/dsa-4621

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