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Actively exploited · Published Apr 17, 2013 · Assigned by oracle

CVE-2013-2423

Low 3.7 Exploited

In plain English

A low-severity improper access control in Java Runtime Environment (JRE) from Oracle. Attackers are actively exploiting it in the wild (listed by CISA on May 25, 2022). The chance it is exploited in the next 30 days is estimated at 85.2% (higher than 99.7% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit. Apply updates per vendor instructions.

Severity (CVSS 3.1)3.7Low
Exploit odds (30 days)85.2%top 0.3% of all CVEs
Exploited in the wildYesCISA KEV since May 25, 2022
Attack tooling1Metasploit

CISA guidance

Apply updates per vendor instructions.

Federal agencies must remediate by Jun 15, 2022.

Official 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.

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

Weakness: CWE-284 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

References