CVE-2013-1537

CVE-2013-1537 is a critical-severity vulnerability in Oracle Jre with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 Update 17 and earlier, 6 Update 43 and earlier, and 5.0 Update 41 and earlier; and OpenJDK 6 and 7; allows remote attackers to affect confidentiality, integrity, and availability via vectors related to RMI. NOTE: the previous information is from the April 2013 CPU. Oracle has not commented on claims from another vendor that this issue is related to the default java.rmi.server.useCodebaseOnly setting of false, which allows remote attackers to perform "dynamic class downloading" and execute arbitrary code.

Frequently asked questions

What is CVE-2013-1537?
Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 Update 17 and earlier, 6 Update 43 and earlier, and 5.0 Update 41 and earlier; and OpenJDK 6 and 7; allows remote attackers to affect confidentiality, integrity, and availability via vectors related to RMI. NOTE: the previous information is from the April 2013 CPU. Oracle has not commented on claims from another vendor that this issue is related to the default java.rmi.server.useCodebaseOnly setting of false, which allows remote attackers to perform "dynamic class downloading" and execute arbitrary code.
How severe is CVE-2013-1537?
CVE-2013-1537 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2013-1537 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-1537?
CVE-2013-1537 primarily affects Oracle Jre. In total, 180 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-1537?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2013-1537 published?
CVE-2013-1537 was published on 2013-04-17 and last updated on 2026-06-16.

References

Affected products (180)

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