Oracle JRE Unspecified Vulnerability

CheckOps priority index

6.4/10 Patch within 7 days

Severity3.7

Probability8.5

Exploitation4/5

Severity = CVSS. Probability = EPSS (FIRST). Exploitation = public signals: KEV, EUVD, ransomware, EPSS above 10 %, no account required.

EPSS · today 85.2% higher than 99.7% of CVEs

CVSS 3.1 3.7 AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:

Exploited for 1,623 days 25 May 2022

CISA due date 15 Jun 2022 for US federal agencies

Exploitation probability EPSS · FIRST

EPSS probability (%)Percentile among all CVEs

Exploitation signals 4 / 5

KEV catalog (CISA)25 May 2022
Exploited in EUVD (ENISA)25 May 2022
Used by ransomwareno
EPSS above 10 %85.2%
No account, over the networkyes

What to do

Fix

Apply the vendor’s fix as soon as it is available.

CISA guidance: Apply updates per vendor instructions.

Meanwhile

Take the service off the internet or restrict access to it, watch the logs and look for signs of compromise.

Manufacturers (CRA)

Exploited vulnerability in your product: early warning to ENISA within 24 h, then notification within 72 h (Article 14 of the Cyber Resilience Act). The CRA explained

Description ENISA EUVD

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

Java Runtime Environment (JRE)

Open source packages OSV

Affected libraries according to OSV, with fixed versions.

Timeline

17 Apr 2013
Published
25 May 2022
Exploitation reported (ENISA)
25 May 2022
Added to the KEV catalog
15 Jun 2022
CISA remediation due date
26 Sept 2026
EPSS peak: 85.2%

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