CVE-2021-41079
CVSS V2 Medium 4.3
CVSS V3 High 7.5
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.
Overview
- CVE ID
- CVE-2021-41079
- Assigner
- security@apache.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-16T15:15:07
- Last Modified Date
- 2022-10-25T18:36:45
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:* | 1 | OR | 8.5.0 | 8.5.64 |
| cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:* | 1 | OR | 9.0.0 | 9.0.44 |
| cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:* | 1 | OR | 10.0.0 | 10.0.2 |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:netapp:management_services_for_element_software_and_netapp_hci:-:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 4.3
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://lists.apache.org/thread.html/rccdef0349fdf4fb73a4e4403095446d7fe6264e0a58e2df5c6799434%40%3Cannounce.tomcat.apache.org%3E | Mailing List Vendor Advisory |
| https://lists.debian.org/debian-lts-announce/2021/09/msg00012.html | Mailing List Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20211008-0005/ | Third Party Advisory |
| https://lists.apache.org/thread.html/r6b6b674e3f168dd010e67dbe6848b866e2acf26371452fdae313b98a@%3Cusers.tomcat.apache.org%3E | Mailing List Vendor Advisory |
| https://lists.apache.org/thread.html/rb4de81ac647043541a32881099aa6eb5a23f1b7fd116f713f8ab9dbe@%3Cdev.tomcat.apache.org%3E | Mailing List Vendor Advisory |
| https://www.debian.org/security/2021/dsa-4986 | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-41079 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41079 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:43:53 | Added to TrackCVE | |||
| 2022-12-05 10:46:21 | 2021-09-16T15:15Z | 2021-09-16T15:15:07 | CVE Published Date | updated |
| 2022-12-05 10:46:21 | 2022-10-25T18:36:45 | CVE Modified Date | updated | |
| 2022-12-05 10:46:21 | Analyzed | Vulnerability Status | updated |