CVE-2014-0075

CVE-2014-0075 is a medium-severity vulnerability in Apache Tomcat with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 20% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-189.

Key facts

• Severity: Medium (CVSS 2.0 base score 5.0)
• EPSS exploit prediction: 20% (97th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-189
• Affected product: Apache Tomcat
• Published: 2014-05-31
• Last modified: 2026-06-17

Description

Integer overflow in the parseChunkHeader function in java/org/apache/coyote/http11/filters/ChunkedInputFilter.java in Apache Tomcat before 6.0.40, 7.x before 7.0.53, and 8.x before 8.0.4 allows remote attackers to cause a denial of service (resource consumption) via a malformed chunk size in chunked transfer coding of a request during the streaming of data.

Frequently asked questions

What is CVE-2014-0075?

Integer overflow in the parseChunkHeader function in java/org/apache/coyote/http11/filters/ChunkedInputFilter.java in Apache Tomcat before 6.0.40, 7.x before 7.0.53, and 8.x before 8.0.4 allows remote attackers to cause a denial of service (resource consumption) via a malformed chunk size in chunked transfer coding of a request during the streaming of data.

How severe is CVE-2014-0075?

CVE-2014-0075 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2014-0075 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 20% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-0075?

CVE-2014-0075 primarily affects Apache Tomcat. In total, 107 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-0075?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-0075 published?

CVE-2014-0075 was published on 2014-05-31 and last updated on 2026-06-17.

References

• http://advisories.mageia.org/MGASA-2014-0268.html
• http://linux.oracle.com/errata/ELSA-2014-0865.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150282.html
• http://marc.info/?l=bugtraq&m=141017844705317&w=2
• http://marc.info/?l=bugtraq&m=141390017113542&w=2
• http://marc.info/?l=bugtraq&m=144498216801440&w=2
• http://rhn.redhat.com/errata/RHSA-2015-0675.html
• http://rhn.redhat.com/errata/RHSA-2015-0720.html
• http://rhn.redhat.com/errata/RHSA-2015-0765.html
• http://seclists.org/fulldisclosure/2014/Dec/23
• http://secunia.com/advisories/59121
• http://secunia.com/advisories/59616
• http://secunia.com/advisories/59678
• http://secunia.com/advisories/59732
• http://secunia.com/advisories/59835
• http://secunia.com/advisories/59849
• http://secunia.com/advisories/59873
• http://secunia.com/advisories/60729
• http://secunia.com/advisories/60793
• http://svn.apache.org/viewvc?view=revision&revision=1578337
• http://svn.apache.org/viewvc?view=revision&revision=1578341
• http://svn.apache.org/viewvc?view=revision&revision=1579262
• http://tomcat.apache.org/security-6.html
• http://tomcat.apache.org/security-7.html
• http://tomcat.apache.org/security-8.html
• http://www-01.ibm.com/support/docview.wss?uid=swg21678231
• http://www-01.ibm.com/support/docview.wss?uid=swg21680603
• http://www-01.ibm.com/support/docview.wss?uid=swg21681528
• http://www.debian.org/security/2016/dsa-3447
• http://www.debian.org/security/2016/dsa-3530

Affected products (107)

• cpe:2.3:a:apache:tomcat:7.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.0:beta:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.2:beta:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.4:beta:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.8:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.9:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.10:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.11:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.12:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.13:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.14:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.15:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.16:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.17:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.18:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.19:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.20:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.21:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.22:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.23:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.24:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.25:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.26:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.27:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.28:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.29:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.30:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.31:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.32:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.33:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.34:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.35:*:*:*:*:*:*:*
• cpe:2.3:a:apache:tomcat:7.0.36:*:*:*:*:*:*:*

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