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Known exploited vulnerability

CVE-2018-14667

criticalCVSS 3.1 9.8In CISA KEVEPSS 74%Published · [UNKNOWN]

The short answer

CVE-2018-14667 affects [UNKNOWN] RichFaces and is rated critical (CVSS 9.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2023-09-28: attackers are using it, so patch it first.

What it is

The RichFaces Framework 3.X through 3.3.4 is vulnerable to Expression Language (EL) injection via the UserResource resource. A remote, unauthenticated attacker could exploit this to execute arbitrary code using a chain of java serialized objects via org.ajax4jsf.resource.UserResource$UriData.

Weakness: CWE-94.

Severity

9.8 critical

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

Exploited (CISA KEV)

Yes, since Sep 28, 2023

Federal due date Oct 19, 2023

EPSS, next 30 days

74%

Higher than 99% of scored CVEs

How it can be exploited

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

What CISA says to do

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Affected products

RichFaces. NVD's record lists the exact affected versions.

References

Questions

Is CVE-2018-14667 being exploited?

Yes. CISA added CVE-2018-14667 to its Known Exploited Vulnerabilities catalog on 2023-09-28, with a federal remediation due date of 2023-10-19.

How do I fix CVE-2018-14667?

CISA's required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

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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