CVE-2021-30640

Summary

CVECVE-2021-30640
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-07-12 15:15:00 UTC
Updated2022-10-27 01:08:00 UTC
DescriptionA vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid user name and/or to bypass some of the protection provided by the LockOut Realm. This issue affects Apache Tomcat 10.0.0-M1 to 10.0.5; 9.0.0.M1 to 9.0.45; 8.5.0 to 8.5.65.

Risk And Classification

Problem Types: CWE-116

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Apache Tomcat All All All All
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 11.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Application Oracle Communications Cloud Native Core Policy 1.14.0 All All All
Application Oracle Communications Diameter Signaling Router All All All All
Application Oracle Communications Pricing Design Center 12.0.0.3.0 All All All
Application Oracle Hospitality Cruise Shipboard Property Management System 20.1.0 All All All
Application Oracle Tekelec Platform Distribution All All All All

References

ReferenceSourceLinkTags
July 2021 Apache Tomcat Vulnerabilities in NetApp Products | NetApp Product Security CONFIRM security.netapp.com
Oracle Critical Patch Update Advisory - July 2021 N/A www.oracle.com Third Party Advisory
Oracle Critical Patch Update Advisory - October 2021 MISC www.oracle.com
Debian -- Security Information -- DSA-4986-1 tomcat9 DEBIAN www.debian.org
[SECURITY] [DLA 2733-1] tomcat8 security update MLIST lists.debian.org
Oracle Critical Patch Update Advisory - January 2022 MISC www.oracle.com
Pony Mail! MISC lists.apache.org
Debian -- Security Information -- DSA-4952-1 tomcat9 DEBIAN www.debian.org
Apache Tomcat: Multiple Vulnerabilities (GLSA 202208-34) — Gentoo security GENTOO security.gentoo.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 150366 Apache Tomcat Authentication Vulnerability (CVE-2021-30640)
  • 178743 Debian Security Update for tomcat8 (DLA 2733-1)
  • 178746 Debian Security Update for tomcat9 (DSA 4952-1)
  • 179833 Debian Security Update for tomcat9 (CVE-2021-30640)
  • 198724 Ubuntu Security Notification for Tomcat Vulnerabilities (USN-5360-1)
  • 239916 Red Hat Update for red hat jboss web server 5.6.0 (RHSA-2021:4861)
  • 296065 Oracle Solaris 11.4 Support Repository Update (SRU) 39.107.1 Missing (CPUOCT2021)
  • 352801 Amazon Linux Security Advisory for tomcat7: ALAS-2021-1534
  • 356267 Amazon Linux Security Advisory for tomcat : ALASTOMCAT8.5-2023-007
  • 670731 EulerOS Security Update for tomcat (EulerOS-SA-2021-2489)
  • 670762 EulerOS Security Update for tomcat (EulerOS-SA-2021-2520)
  • 670984 EulerOS Security Update for tomcat (EulerOS-SA-2021-2619)
  • 690074 Free Berkeley Software Distribution (FreeBSD) Security Update for tomcat (8b571fb2-f311-11eb-b12b-fc4dd43e2b6a)
  • 710609 Gentoo Linux Apache Tomcat Multiple Vulnerabilities (GLSA 202208-34)
  • 730146 Apache Tomcat Authentication Vulnerability (CVE-2021-30640)
  • 730206 McAfee Web Gateway Multiple Vulnerabilities (WP-3792, WP-4003, WP-4021, WP-4058, WP-4067)
  • 751320 SUSE Enterprise Linux Security Update for tomcat (SUSE-SU-2021:3602-1)
  • 751355 OpenSUSE Security Update for tomcat (openSUSE-SU-2021:3672-1)
  • 751364 SUSE Enterprise Linux Security Update for tomcat (SUSE-SU-2021:3669-1)
  • 751365 SUSE Enterprise Linux Security Update for tomcat (SUSE-SU-2021:3670-1)
  • 751370 OpenSUSE Security Update for tomcat (openSUSE-SU-2021:1490-1)
  • 980361 Java (maven) Security Update for org.apache.tomcat:tomcat (GHSA-36qh-35cm-5w2w)
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report