Vulnerability Details : CVE-2020-13935
Potential exploit
The payload length in a WebSocket frame was not correctly validated in Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M1 to 9.0.36, 8.5.0 to 8.5.56 and 7.0.27 to 7.0.104. Invalid payload lengths could trigger an infinite loop. Multiple requests with invalid payload lengths could lead to a denial of service.
Vulnerability category: Denial of service
Products affected by CVE-2020-13935
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone1:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone10:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone11:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone12:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone13:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone14:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone15:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone16:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone17:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone18:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone19:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone2:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone20:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone21:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone22:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone23:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone24:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone25:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone26:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone27:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone3:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone4:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone5:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone6:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone7:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone8:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:9.0.0:milestone9:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:10.0.0:milestone1:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:10.0.0:milestone2:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:10.0.0:milestone3:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:10.0.0:milestone4:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:10.0.0:milestone5:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:10.0.0:milestone6:*:*:*:*:*:*
- cpe:2.3:a:oracle:mysql_enterprise_monitor:*:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:agile_engineering_data_management:6.2.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:siebel_ui_framework:*:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:commerce_guided_search:11.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:managed_file_transfer:12.2.1.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:managed_file_transfer:12.2.1.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:agile_plm:9.3.5:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:agile_plm:9.3.6:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:agile_plm:9.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:communications_instant_messaging_server:10.0.1.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:workload_manager:12.2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:workload_manager:18c:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:workload_manager:19c:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:fmw_platform:12.2.1.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:fmw_platform:12.2.1.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:blockchain_platform:*:*:*:*:*:*:*:*
- cpe:2.3:a:mcafee:epolicy_orchestrator:5.9.0:*:*:*:*:*:*:*
- cpe:2.3:a:mcafee:epolicy_orchestrator:5.10.0:update_1:*:*:*:*:*:*
- cpe:2.3:a:mcafee:epolicy_orchestrator:5.10.0:update_2:*:*:*:*:*:*
- cpe:2.3:a:mcafee:epolicy_orchestrator:5.10.0:update_3:*:*:*:*:*:*
- cpe:2.3:a:mcafee:epolicy_orchestrator:5.9.1:*:*:*:*:*:*:*
- cpe:2.3:a:mcafee:epolicy_orchestrator:5.10.0:-:*:*:*:*:*:*
- cpe:2.3:a:mcafee:epolicy_orchestrator:5.10.0:update_4:*:*:*:*:*:*
- cpe:2.3:a:mcafee:epolicy_orchestrator:5.10.0:update_5:*:*:*:*:*:*
- cpe:2.3:a:mcafee:epolicy_orchestrator:5.10.0:update_6:*:*:*:*:*:*
- cpe:2.3:a:mcafee:epolicy_orchestrator:5.10.0:update_7:*:*:*:*:*:*
- cpe:2.3:a:mcafee:epolicy_orchestrator:5.10.0:update_8:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
- Netapp » Oncommand System ManagerVersions from including (>=) 3.0.0 and up to, including, (<=) 3.1.3cpe:2.3:a:netapp:oncommand_system_manager:*:*:*:*:*:*:*:*
Threat overview for CVE-2020-13935
Top countries where our scanners detected CVE-2020-13935
Top open port discovered on systems with this issue
80
IPs affected by CVE-2020-13935 374,410
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2020-13935!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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attack surface intelligence
from SecurityScorecard.
Exploit prediction scoring system (EPSS) score for CVE-2020-13935
91.72%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-13935
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2020-13935
-
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-13935
-
https://www.oracle.com/security-alerts/cpuoct2020.html
Oracle Critical Patch Update Advisory - October 2020Patch;Third Party Advisory
-
https://usn.ubuntu.com/4596-1/
USN-4596-1: Tomcat vulnerabilities | Ubuntu security notices | UbuntuThird Party Advisory
-
https://www.oracle.com/security-alerts/cpuapr2022.html
Oracle Critical Patch Update Advisory - April 2022Patch;Third Party Advisory
-
https://kc.mcafee.com/corporate/index?page=content&id=SB10332
McAfee Security Bulletin - ePolicy Orchestrator update addresses multiple vulnerabilities (CVE-2020-7317, CVE-2020-7318, CVE-2020-13935, CVE-2020-9484, CVE-2020-14621, CVE-2020-14573, CVE-2020-14578,Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00084.html
[security-announce] openSUSE-SU-2020:1102-1: important: Security updateMailing List;Third Party Advisory
-
https://www.oracle.com//security-alerts/cpujul2021.html
Oracle Critical Patch Update Advisory - July 2021Patch;Third Party Advisory
-
https://www.oracle.com/security-alerts/cpujan2022.html
Oracle Critical Patch Update Advisory - January 2022Patch;Third Party Advisory
-
https://usn.ubuntu.com/4448-1/
USN-4448-1: Tomcat vulnerabilities | Ubuntu security notices | UbuntuThird Party Advisory
-
https://www.oracle.com/security-alerts/cpujan2021.html
Oracle Critical Patch Update Advisory - January 2021Patch;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2020/07/msg00017.html
[SECURITY] [DLA 2286-1] tomcat8 security updateMailing List;Third Party Advisory
-
https://www.oracle.com/security-alerts/cpuApr2021.html
Oracle Critical Patch Update Advisory - April 2021Patch;Third Party Advisory
-
https://lists.apache.org/thread.html/rd48c72bd3255bda87564d4da3791517c074d94f8a701f93b85752651%40%3Cannounce.tomcat.apache.org%3E
[SECURITY] CVE-2020-13935 Apache Tomcat WebSocket Denial of Service - Pony MailMailing List;Release Notes;Vendor Advisory
-
https://lists.apache.org/thread.html/r4e5d3c09f4dd2923191e972408b40fb8b42dbff0bc7904d44b651e50@%3Cusers.tomcat.apache.org%3E
Re: Strange crash-on-takeoff, Tomcat 7.0.104 - Pony MailMailing List;Third Party Advisory
-
https://security.netapp.com/advisory/ntap-20200724-0003/
July 2020 Apache Tomcat Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://www.oracle.com/security-alerts/cpuoct2021.html
Oracle Critical Patch Update Advisory - October 2021Not Applicable;Third Party Advisory
-
https://www.debian.org/security/2020/dsa-4727
Debian -- Security Information -- DSA-4727-1 tomcat9Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00088.html
[security-announce] openSUSE-SU-2020:1111-1: important: Security updateMailing List;Third Party Advisory
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