CVE-2022-29885Network attack vector

Denial of service via incomplete network protection

Published May 12, 2022 · Updated Aug 3, 2024

Uncontrolled resource consumption in Apache Tomcat EncryptInterceptor documentation allows remote attackers to interrupt clustering over untrusted networks. The documentation incorrectly claimed that EncryptInterceptor made clustering safe on an untrusted network, although its confidentiality and integrity controls do not prevent denial-of-service traffic. The condition requires clustering to rely on EncryptInterceptor across an untrusted network; the documented impact is service interruption rather than data disclosure or modification.

CVSS severity7.5
High
EPSS probability73.47%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Uncontrolled resource consumption in Apache Tomcat EncryptInterceptor documentation allows remote attackers to interrupt clustering over untrusted networks. The documentation incorrectly claimed that EncryptInterceptor made clustering safe on an untrusted network, although its confidentiality and integrity controls do not prevent denial-of-service traffic. The condition requires clustering to rely on EncryptInterceptor across an untrusted network; the documented impact is service interruption rather than data disclosure or modification.

The record

CVE
CVE-2022-29885
Published
May 12, 2022
Updated
Aug 3, 2024
Vendor
The Apache Software Foundation
Product
Apache Tomcat
Classifications
CWE-400, T1499
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 12, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=Apache Tomcat 10 10.0.0-M1 to 10.0.20
  2. Affected versionversion=Apache Tomcat 10.1 10.1.0-M1 to 10.1.0-M14
  3. Affected versionversion=Apache Tomcat 8.5 8.5.38 to 8.5.78
  4. Affected versionversion=Apache Tomcat 9 9.0.13 to 9.0.62

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

The Apache Software Foundation · Apache Tomcatversion=Apache Tomcat 10 10.0.0-M1 to 10.0.20; version=Apache Tomcat 10.1 10.1.0-M1 to 10.1.0-M14; version=Apache Tomcat 8.5 8.5.38 to 8.5.78; version=Apache Tomcat 9 9.0.13 to 9.0.62

Published CVSS scores

5.0NVDAV:N/AC:L/Au:N/C:N/I:N/A:P
3.7Amazon LinuxCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
7.5NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-400Uncontrolled Resource Consumption
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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