CVE-2014-0227

Tomcat vulnerability

CVSS

6.4

EPSS

21.0%

EPSS pct

97th

Exploited

No known

java/org/apache/coyote/http11/filters/ChunkedInputFilter.java in Apache Tomcat 6.x before 6.0.42, 7.x before 7.0.55, and 8.x before 8.0.9 does not properly handle attempts to continue reading data after an error has occurred, which allows remote attackers to conduct HTTP request smuggling attacks or cause a denial of service (resource consumption) by streaming data with malformed chunked transfer coding.

Affected vendor

Apache

Affected product

Tomcat

CVSS vector

AV:N/AC:L/Au:N/C:N/I:P/A:P

Weakness type (CWE)

CWE-19

Published

2015-02-16

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to integrity, partial impact to availability.

Its EPSS score of 21.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2014-0227

Confirm whether Apache Tomcat is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2014-0227.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2014-0227

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2014-0227 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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