CVE-2024-4027
Undertow: outofmemoryerror in httpservletrequestimpl.getparameternames() can cause remote dos attacks
No known exploitation. EPSS puts it in the 27th percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
Undertow Servlets Vulnerable to Remote DoS via OutOfMemoryError when Passed Large Parameter Names
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.4% chance of exploitation activity in the next 30 days, which ranks it in the 27th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
22 events over 214 days, from the signal feeds we watch.
- Patch availableworkaround available, record updated
- Patch availableworkaround available, record updated
- Patch availableworkaround available, record updated
- Patch availableworkaround available, record updated
- Patch availableworkaround available, record updated
- Patch availableworkaround available, record updated
Affected products
- Red Hat build of Apicurio Registry 2OSS Libraries / generic-library
- Red Hat build of QuarkusOSS Libraries / generic-library
- Red Hat Data Grid 8Databases / cache-message-queue
- Red Hat Fuse 7DevTools & CI / ci-cd
- Red Hat Integration Camel K 1DevTools & CI / ci-cd
- Red Hat JBoss Enterprise Application Platform 7Operating Systems / linux-distro
- Red Hat JBoss Enterprise Application Platform 8Enterprise Software / itsm-monitoring
- Red Hat JBoss Enterprise Application Platform Expansion PackOperating Systems / linux-distro
And 2 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Scored 7.5 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality NoneNo confidentiality impact
- Integrity NoneNo integrity impact
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Initial AccessT1190Exploit Public-Facing Applicationlow confidence
Sources
References in the record
- nvd.nist.gov/vuln/detail/CVE-2024-4027
- github.com/undertow-io/undertow/pull/1860
- github.com/undertow-io/undertow/pull/1882
And 13 more references. See all after sign-in
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