Is CVE-2013-2423 in the CISA KEV catalog?

Yes. CVE-2013-2423 is on the CISA Known Exploited Vulnerabilities list, added 2022-05-25.

What is the CVSS severity of CVE-2013-2423?

CVE-2013-2423 has a CVSS v3 base score of 3.7 (LOW).

What is the EPSS score for CVE-2013-2423?

CVE-2013-2423 has an EPSS score of 85.33% (100th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2013-2423?

No published fix for CVE-2013-2423 has been found yet. It is on the CISA Known Exploited Vulnerabilities list; federal agencies must remediate by 2022-06-15. Apply the vendor's mitigations per CISA's guidance.

CVE & CISA-KEV Catalog

CVE-2013-2423

LOWCISA KEVEPSS 100th pctl

3.7

CVSS v3

NVD

Description

Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 Update 17 and earlier, and OpenJDK 7, allows remote attackers to affect integrity via unknown vectors related to HotSpot. NOTE: the previous information is from the April 2013 CPU. Oracle has not commented on claims from the original researcher that this vulnerability allows remote attackers to bypass permission checks by the MethodHandles method and modify arbitrary public final fields using reflection and type confusion, as demonstrated using integer and double fields to disable the security manager.

CWE-284Improper Access Control

How to fix

Actively exploited, no published fix found yet

CISA required action: Apply updates per vendor instructions.

Federal remediation due: 2022-06-15

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

Exploit Intelligence

85.33%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Oracle JRE Unspecified Vulnerability

Unspecified vulnerability in hotspot for Java Runtime Environment (JRE) allows remote attackers to affect integrity.

Apply updates per vendor instructions.

Remediation due: 2022-06-15

References

Patch1

hg.openjdk.java.net

Vendor Advisory1

oracle.com

Third-Party Advisory9

Government Resource1

cisa.gov

Issue Tracking1

bugzilla.redhat.com

Other references4

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-22.