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CVE-2013-2423

LOW severity · CVSS 3.7 · Improper access control · actively exploited (CISA KEV)
3.7CVSS LOW exploited
Actively exploited in the wild (CISA Known Exploited Vulnerabilities). Added to KEV 2022-05-25. US federal agencies must patch by 2022-06-15.

Summary

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.

Impact & exploitability

Attack vectorNetwork
Attack complexityHigh
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactLow
Availability impactNone
Exploit probability (EPSS)85%

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

Affected products we track (1)

Ubuntu

Recommendation

This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.

Official patch: http://hg.openjdk.java.net/jdk7u/jdk7u-dev/jdk/rev/b453d9be6b3f ↗

Additional information