Known exploited vulnerability
CVE-2013-2423
The short answer
CVE-2013-2423 affects n/a n/a and is rated low (CVSS 3.7). CISA added it to the Known Exploited Vulnerabilities catalog on 2022-05-25: attackers are using it, so patch it first.
What it is
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.
Weakness: CWE-284.
Severity
3.7 low
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Exploited (CISA KEV)
Yes, since May 25, 2022
Federal due date Jun 15, 2022
EPSS, next 30 days
85%
Higher than 100% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- High
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- None
- Integrity impact
- Low
- Availability impact
- None
What CISA says to do
Apply updates per vendor instructions.
Affected products
n/a. NVD's record lists the exact affected versions.
References
- bugzilla.redhat.com/show_bug.cgi?id=952398 Issue Tracking
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16700 Broken Link
- wiki.mageia.org/en/Support/Advisories/MGASA-2013-0130 Third Party Advisory
- bugzilla.redhat.com/show_bug.cgi?id=952398 Issue Tracking
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16700 Broken Link
- wiki.mageia.org/en/Support/Advisories/MGASA-2013-0130 Third Party Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-2423 US Government Resource
Questions
Is CVE-2013-2423 being exploited?
Yes. CISA added CVE-2013-2423 to its Known Exploited Vulnerabilities catalog on 2022-05-25, with a federal remediation due date of 2022-06-15.
How do I fix CVE-2013-2423?
CISA's required action: Apply updates per vendor instructions.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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