CVE-2021-41079
Summary
| CVE | CVE-2021-41079 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-09-16 15:15:00 UTC |
| Updated | 2023-11-07 03:38:00 UTC |
| Description | Apache Tomcat 8.5.0 to 8.5.63, 9.0.0-M1 to 9.0.43 and 10.0.0-M1 to 10.0.2 did not properly validate incoming TLS packets. When Tomcat was configured to use NIO+OpenSSL or NIO2+OpenSSL for TLS, a specially crafted packet could be used to trigger an infinite loop resulting in a denial of service. |
Risk And Classification
Problem Types: CWE-835
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Apache | Tomcat | All | All | All | All |
| 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 | Netapp | Management Services For Element Software And Netapp Hci | - | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| [tomcat-users] 20211014 [SECURITY] CVE-2021-42340 Apache Tomcat DoS | lists.apache.org | ||
| Pony Mail! | MISC | lists.apache.org | |
| [SECURITY] [DLA 2764-1] tomcat8 security update | MLIST | lists.debian.org | |
| [tomcat-dev] 20211014 [SECURITY] CVE-2021-42340 Apache Tomcat DoS | lists.apache.org | ||
| Debian -- Security Information -- DSA-4986-1 tomcat9 | DEBIAN | www.debian.org | |
| Pony Mail! | MLIST | lists.apache.org | |
| Pony Mail! | MLIST | lists.apache.org | |
| CVE-2021-41079 Apache Tomcat Vulnerability in NetApp Products | NetApp Product Security | CONFIRM | security.netapp.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
LEGACY: The Apache Tomcat security team would like to thank Thomas Wozenilek for originally reporting this issue and David Frankson of Infinite Campus for also providing a test case that reproduced the issue.
Legacy QID Mappings
- 150385 Apache Tomcat Denial of Service Vulnerability (CVE-2021-41079)
- 178801 Debian Security Update for tomcat8 (DLA 2764-1)
- 182401 Debian Security Update for tomcat9 (CVE-2021-41079)
- 198724 Ubuntu Security Notification for Tomcat Vulnerabilities (USN-5360-1)
- 239732 Red Hat Update for red hat jboss web server 5.5.1 (RHSA-2021:3741)
- 352859 Amazon Linux Security Advisory for tomcat8: ALAS-2021-1547
- 671154 EulerOS Security Update for tomcat (EulerOS-SA-2021-2816)
- 730505 Apache Tomcat Denial of Service (DoS) Vulnerability (CVE-2021-41079)
- 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)
- 980413 Java (maven) Security Update for org.apache.tomcat:tomcat (GHSA-59g9-7gfx-c72p)