# What is CVE-2020-2654?

> CVE-2020-2654 is a low-severity flaw (CVSS 3.7) in JDK from Oracle, published on 15 January 2020. It is not on the list of flaws known to be exploited today. The latest forecast puts its chance of use in the next 30 days at 4.0%. If you run an affected version, plan in the vendor’s fix.

Canonical page: https://www.precursorintelligence.com/what-is/cve-2020-2654

## At a glance

- **Verdict:** Plan it in. No sign of exploitation and a low forecast. Patch it in your normal update cycle.
- **Precursor Intelligence risk score:** 25 out of 100 (Low); action: Monitor. Kept up to date as the evidence changes.
- **Severity:** Low (CVSS 3.7 out of 10)
- **Known to be exploited:** No, not on the list of flaws known to be exploited today
- **Chance of use in the next 30 days:** 4.0% (latest exploit-likelihood forecast)
- **Published:** 15 January 2020
- **Record last updated:** 4 March 2021
- **Main product:** JDK from Oracle
- **Affected products:** 23

## What is CVE-2020-2654? In plain terms

It can be attacked from anywhere on the internet without logging in, and nobody has to click anything. If it works, the attacker can slow it down.

### The official description

Vulnerability in the Java SE product of Oracle Java SE (component: Libraries). Supported versions that are affected are Java SE: 7u241, 8u231, 11.0.5 and 13.0.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java SE. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service.

### What kind of flaw is it?

- Unknown: Unknown

### How an attack on it works

- Where an attacker can be: Anywhere on the internet
- How hard it is to pull off: Hard: conditions must line up
- Login needed first: No login needed
- Does someone have to click: No, nobody has to do anything
- What an attacker gets: Can slow it down

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

## Is CVE-2020-2654 being exploited? Not that we know of

It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 4.0%. That can change at any time, which is why we keep watching.

Exploit likelihood over the last 7 days: 4.0%, 4.0%, 4.0%, 4.0%, 4.0%, 4.0%, 4.0%.

### Timeline

- 15 January 2020: Published
- 4 March 2021: Record last updated

### How Precursor Intelligence ranks it

CVE-2020-2654 scores **25 out of 100 (Low)**, with the action "Monitor".

Every published flaw gets a risk score from 0 to 100, kept up to date as the evidence changes. Four things go into the score, from the one that counts most to the ones that count less:

- Evidence it is being exploited: biggest factor
- How severe it is: strong factor
- How widely exposed it is: smaller factor
- Threat activity around it: smaller factor

85 and above is Critical. Anything confirmed as exploited is always marked for an emergency patch, whatever its score. When this flaw matches software you track, it lands in your list with its score and the reasons behind it.

## Who is affected by CVE-2020-2654?

The published record lists 23 products.

- [JDK](https://www.precursorintelligence.com/product/oracle/jdk) by [Oracle](https://www.precursorintelligence.com/vendors/oracle) (Application): 1.7.0-update241, 1.8.0-update231, 11.0.5, 13.0.1
- [Openjdk](https://www.precursorintelligence.com/product/oracle/openjdk) by [Oracle](https://www.precursorintelligence.com/vendors/oracle) (Application): 7, 7-update80, 7-update85, 7-update241, 8, 8-update20, 8-update40, 8-update60, 8-update66, 8-update72, 8-update92, 8-update102, 8-update112, 8-update152, 8-update162, 8-update172, 8-update192, 8-update202, 8-update212, 8-update222, 8-update232, 11, 11.0.1, 11.0.2, 11.0.3, 11.0.4, 11.0.5, 13, 13.0.1
- [Epolicy Orchestrator](https://www.precursorintelligence.com/product/mcafee/epolicy_orchestrator) by [Mcafee](https://www.precursorintelligence.com/vendors/mcafee) (Application): 5.9.0, 5.9.1, 5.10.0, 5.10.0-update_1, 5.10.0-update_2, 5.10.0-update_3, 5.10.0-update_4, 5.10.0-update_5, 5.10.0-update_6
- [JRE](https://www.precursorintelligence.com/product/oracle/jre) by [Oracle](https://www.precursorintelligence.com/vendors/oracle) (Application): 1.7.0-update_241, 1.8.0-update_231, 11.0.5, 13.0.1
- [Debian Linux](https://www.precursorintelligence.com/product/debian/debian_linux) by [Debian](https://www.precursorintelligence.com/vendors/debian) (Operating system): 8.0, 9.0, 10.0
- [Enterprise Linux](https://www.precursorintelligence.com/product/redhat/enterprise_linux) by [Red Hat](https://www.precursorintelligence.com/vendors/redhat) (Operating system): 6.0, 7.0, 8.0
- [Ubuntu Linux](https://www.precursorintelligence.com/product/canonical/ubuntu_linux) by [Canonical](https://www.precursorintelligence.com/vendors/canonical) (Operating system): 16.04, 18.04, 19.10
- [Active Iq Unified Manager](https://www.precursorintelligence.com/product/netapp/active_iq_unified_manager) by [Netapp](https://www.precursorintelligence.com/vendors/netapp) (Application): 7.3 and later, 9.5 and later
- [Enterprise Linux Desktop](https://www.precursorintelligence.com/product/redhat/enterprise_linux_desktop) by [Red Hat](https://www.precursorintelligence.com/vendors/redhat) (Operating system): 6.0, 7.0
- [Enterprise Linux Eus](https://www.precursorintelligence.com/product/redhat/enterprise_linux_eus) by [Red Hat](https://www.precursorintelligence.com/vendors/redhat) (Operating system): 7.7, 8.1
- [Enterprise Linux Workstation](https://www.precursorintelligence.com/product/redhat/enterprise_linux_workstation) by [Red Hat](https://www.precursorintelligence.com/vendors/redhat) (Operating system): 6.0, 7.0
- [E-Series Performance Analyzer](https://www.precursorintelligence.com/product/netapp/e-series_performance_analyzer) by [Netapp](https://www.precursorintelligence.com/vendors/netapp) (Application): version not specified
- [E-Series Santricity Management Plug-Ins](https://www.precursorintelligence.com/product/netapp/e-series_santricity_management_plug-ins) by [Netapp](https://www.precursorintelligence.com/vendors/netapp) (Application): version not specified
- [E-Series Santricity OS Controller](https://www.precursorintelligence.com/product/netapp/e-series_santricity_os_controller) by [Netapp](https://www.precursorintelligence.com/vendors/netapp) (Application): 11.0.0 to 11.60.1
- [E-Series Santricity Storage Manager](https://www.precursorintelligence.com/product/netapp/e-series_santricity_storage_manager) by [Netapp](https://www.precursorintelligence.com/vendors/netapp) (Application): version not specified
- [E-Series Santricity Web Services Proxy](https://www.precursorintelligence.com/product/netapp/e-series_santricity_web_services_proxy) by [Netapp](https://www.precursorintelligence.com/vendors/netapp) (Application): version not specified
- [Enterprise Linux Server Aus](https://www.precursorintelligence.com/product/redhat/enterprise_linux_server_aus) by [Red Hat](https://www.precursorintelligence.com/vendors/redhat) (Operating system): 7.7
- [Enterprise Linux Server Tus](https://www.precursorintelligence.com/product/redhat/enterprise_linux_server_tus) by [Red Hat](https://www.precursorintelligence.com/vendors/redhat) (Operating system): 7.7
- [Leap](https://www.precursorintelligence.com/product/opensuse/leap) by [Opensuse](https://www.precursorintelligence.com/vendors/opensuse) (Operating system): 15.1
- [Oncommand Insight](https://www.precursorintelligence.com/product/netapp/oncommand_insight) by [Netapp](https://www.precursorintelligence.com/vendors/netapp) (Application): version not specified
- [Oncommand Workflow Automation](https://www.precursorintelligence.com/product/netapp/oncommand_workflow_automation) by [Netapp](https://www.precursorintelligence.com/vendors/netapp) (Application): version not specified
- [Santricity Unified Manager](https://www.precursorintelligence.com/product/netapp/santricity_unified_manager) by [Netapp](https://www.precursorintelligence.com/vendors/netapp) (Application): version not specified
- [Steelstore Cloud Integrated Storage](https://www.precursorintelligence.com/product/netapp/steelstore_cloud_integrated_storage) by [Netapp](https://www.precursorintelligence.com/vendors/netapp) (Application): version not specified

## How do I fix CVE-2020-2654?

1. **Check whether you run it.** Compare your versions with the affected products above. Not sure what you run? Precursor Intelligence can work it out from your public website, or you can pick it from a list.
2. **Apply the vendor’s fix.** Install the update named in the vendor’s advisory. We’ve put the advisory first in the list.
3. **If you can’t patch today.** Follow any mitigation the vendor publishes, and limit who can reach the affected system from the internet until the update is in.
4. **Keep an eye on it.** Track the product and we tell you as soon as we spot this flaw on the list of exploited flaws, or a jump in its exploit likelihood.

### References

- [oracle.com](https://www.oracle.com/security-alerts/cpujan2020.html) (Patch, Vendor advisory)
- [lists.opensuse.org](http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00050.html) (Mailing list, Third-party advisory)
- [lists.opensuse.org](http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00060.html) (Mailing list, Third-party advisory)
- [access.redhat.com](https://access.redhat.com/errata/RHSA-2020:0122) (Third-party advisory)
- [access.redhat.com](https://access.redhat.com/errata/RHSA-2020:0128) (Third-party advisory)
- [access.redhat.com](https://access.redhat.com/errata/RHSA-2020:0157) (Third-party advisory)
- [access.redhat.com](https://access.redhat.com/errata/RHSA-2020:0196) (Third-party advisory)
- [access.redhat.com](https://access.redhat.com/errata/RHSA-2020:0202) (Third-party advisory)
- [access.redhat.com](https://access.redhat.com/errata/RHSA-2020:0231) (Third-party advisory)
- [access.redhat.com](https://access.redhat.com/errata/RHSA-2020:0232) (Third-party advisory)
- [access.redhat.com](https://access.redhat.com/errata/RHSA-2020:0541) (Third-party advisory)
- [access.redhat.com](https://access.redhat.com/errata/RHSA-2020:0632) (Third-party advisory)
- [kc.mcafee.com](https://kc.mcafee.com/corporate/index?page=content&id=SB10315) (Third-party advisory)
- [lists.debian.org](https://lists.debian.org/debian-lts-announce/2020/02/msg00034.html) (Mailing list, Third-party advisory)
- [seclists.org](https://seclists.org/bugtraq/2020/Feb/22) (Issue tracking, Mailing list, Third-party advisory)
- [seclists.org](https://seclists.org/bugtraq/2020/Jan/24) (Issue tracking, Mailing list, Third-party advisory)
- [security.gentoo.org](https://security.gentoo.org/glsa/202101-19) (Third-party advisory)
- [security.netapp.com](https://security.netapp.com/advisory/ntap-20200122-0003/) (Third-party advisory)
- [usn.ubuntu.com](https://usn.ubuntu.com/4257-1/) (Third-party advisory)
- [debian.org](https://www.debian.org/security/2020/dsa-4605) (Third-party advisory)
- [debian.org](https://www.debian.org/security/2020/dsa-4621) (Third-party advisory)

## Questions

### What is CVE-2020-2654?

CVE-2020-2654 is a low-severity flaw in JDK from Oracle, published on 15 January 2020. It can be attacked from anywhere on the internet without logging in, and nobody has to click anything. If it works, the attacker can slow it down.

### How serious is CVE-2020-2654?

It scores 3.7 out of 10 on the CVSS severity scale, which is low. Our risk score for CVE-2020-2654 is 25 out of 100, which is Low. Its action is "Monitor". No sign of exploitation and a low forecast. Patch it in your normal update cycle.

### Is CVE-2020-2654 being exploited?

It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 4.0%. That can change at any time, which is why we keep watching.

### Which versions does CVE-2020-2654 affect?

For JDK from Oracle: 1.7.0-update241, 1.8.0-update231, 11.0.5, 13.0.1. The record lists 23 products in all, each with its versions, under "Who is affected" on this page.

### How do I fix CVE-2020-2654?

Install the update the vendor names in its advisory, linked first under "How do I fix" on this page. If you can't patch today, follow the vendor's mitigation and limit who can reach the affected system from the internet.

## Does CVE-2020-2654 affect you?

Precursor Intelligence keeps checking for you:

- **Tell us what you run.** Pick your software from a list, or let us work it out from your website.
- **We match it to every flaw.** Over 400,000 published flaws, checked against your list.
- **Ranked by real-world risk.** Every flaw gets a 0 to 100 risk score, kept up to date, led by evidence criminals are using it.
- **Told as soon as we know.** An alert by email, in the app or by webhook to your own tools.

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