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Back to active CVEs
High · CVSS 7.5CVE-2020-13934

CVE Program ContainerCVE-2020-13934

Answer in brief

CVE-2020-13934 records a High severity (CVSS 7.5) vulnerability in CVE Program Container. The current sources do not mark it as known exploited. The current feed maps n/a/Apache Tomcat (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Jul 14, 2020Updated Oct 8, 2026Source checked Oct 8, 2026First seen by HOL Aug 28, 2026Material review Oct 8, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 7.5
Exploitation
Not marked as known exploited
Affected software
54 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 7.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps n/a/Apache Tomcat (generic). Check affected ranges and fixed versions before updating.

Affected products and reported versions
ProductAffected versionsFixed versions
cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:10.0.0:milestone1:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:10.0.0:milestone2:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:10.0.0:milestone3:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:10.0.0:milestone4:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:10.0.0:milestone5:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:10.0.0:milestone6:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone10:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone11:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone12:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone13:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone14:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone15:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone16:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone17:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone18:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone19:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone20:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone21:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone22:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone23:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone24:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone25:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone26:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone27:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone5:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone6:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone7:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone8:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:apache:tomcat:9.0.0:milestone9:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:netapp:oncommand_system_manager:*:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:agile_engineering_data_management:6.2.1.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:agile_product_lifecycle_management:9.3.3:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:agile_product_lifecycle_management:9.3.5:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:agile_product_lifecycle_management:9.3.6:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:communications_instant_messaging_server:10.0.1.5.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:fmw_platform:12.2.1.3.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:fmw_platform:12.2.1.4.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:managed_file_transfer:12.2.1.3.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:managed_file_transfer:12.2.1.4.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:mysql_enterprise_monitor:*:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:siebel_ui_framework:*:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:workload_manager:12.2.0.1:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:workload_manager:18c:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:oracle:workload_manager:19c:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*Not reportedNot reported
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*Not reportedNot reported
Mapped affected packages and fixed versions
PackageAffected rangeFixed version
n/a/Apache TomcatgenericApache Tomcat 10.0.0-M1 to 10.0.0-M6 9.0.0.M5 to 9.0.36 8.5.1 to 8.5.56Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for n/a/Apache Tomcat.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Jul 14, 2020

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 8, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Aug 28, 2026

Sources and claim methodology

  • Source referencelists.opensuse.org
  • Source referencelists.opensuse.org
  • Source referencelists.apache.org
  • Source referencelists.apache.org
  • Source referencelists.debian.org
  • Source referencesecurity.netapp.com
  • Source referenceusn.ubuntu.com
  • Source referencedebian.org
  • Source referenceoracle.com
  • Source referenceoracle.com
  • Source referenceoracle.com
  • Source referenceoracle.com
  • Source referenceoracle.com
Upstream source description

An h2c direct connection to Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M5 to 9.0.36 and 8.5.1 to 8.5.56 did not release the HTTP/1.1 processor after the upgrade to HTTP/2. If a sufficient number of such requests were made, an OutOfMemoryException could occur leading to a denial of service.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • SumatraPDF: Null-pointer dereference in `CmdExec` when no document tab is openAlso CWE-476
  • Jivejdon through 5.0 SQL Injection via username in userListActionSame generic ecosystem
  • Unauthenticated JSON API Authorization Bypass Vulnerability in TP-Link Tapo C325WBSame generic ecosystem
  • Unauthenticated RTSP Tunnel Denial-of-Service Vulnerability in TP-Link Tapo C325WBSame generic ecosystem
  • Predictable Media Stream Pre-Shared Key Vulnerability in TP-Link Tapo C325WBSame generic ecosystem
  • Eog: eog: arbitrary code execution via heap buffer overflow in png metadata readerSame generic ecosystem

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-401, CWE-476
Source
CVE List V5
Source checked
Oct 8, 2026
References
13 linked sources
Open source record