CVE-2020-13935
- Source
- https://cve.org/CVERecord?id=CVE-2020-13935
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-13935.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2020-13935
- Aliases
- Downstream
- Related
- Published
- 2020-07-14T15:15:11.070Z
- Modified
- 2026-03-15T22:33:40.532756Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
-
- https://lists.apache.org/thread.html/r4e5d3c09f4dd2923191e972408b40fb8b42dbff0bc7904d44b651e50%40%3Cusers.tomcat.apache.org%3E
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://kc.mcafee.com/corporate/index?page=content&id=SB10332
- https://www.debian.org/security/2020/dsa-4727
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00084.html
- https://lists.apache.org/thread.html/rd48c72bd3255bda87564d4da3791517c074d94f8a701f93b85752651%40%3Cannounce.tomcat.apache.org%3E
- https://security.netapp.com/advisory/ntap-20200724-0003/
- https://usn.ubuntu.com/4448-1/
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00088.html
- https://lists.debian.org/debian-lts-announce/2020/07/msg00017.html
- https://usn.ubuntu.com/4596-1/
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.oracle.com/security-alerts/cpuoct2020.html
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.oracle.com/security-alerts/cpujan2021.html
Affected packages
Git / github.com/apache/tomcat
Affected ranges
- Type
- GIT
- Repo
- https://github.com/apache/tomcat
- Events
-
IntroducedLast affectedIntroducedLast affectedIntroducedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affectedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affected
- Database specific
{ "versions": [ { "introduced": "7.0.27" }, { "last_affected": "7.0.104" }, { "introduced": "8.5.0" }, { "last_affected": "8.5.56" }, { "introduced": "9.0.1" }, { "last_affected": "9.0.36" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone1" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone10" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone11" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone12" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone13" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone14" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone15" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone16" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone17" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone18" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone19" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone2" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone20" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone21" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone22" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone23" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone24" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone25" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone26" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone27" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone3" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone4" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone5" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone6" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone7" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone8" }, { "introduced": "0" }, { "last_affected": "9.0.0-milestone9" }, { "introduced": "0" }, { "last_affected": "10.0.0-milestone1" }, { "introduced": "0" }, { "last_affected": "10.0.0-milestone2" }, { "introduced": "0" }, { "last_affected": "10.0.0-milestone3" }, { "introduced": "0" }, { "last_affected": "10.0.0-milestone4" }, { "introduced": "0" }, { "last_affected": "10.0.0-milestone5" }, { "introduced": "0" }, { "last_affected": "10.0.0-milestone6" }, { "introduced": "0" }, { "last_affected": "9.0" }, { "introduced": "0" }, { "last_affected": "10.0" } ] }
Database specific
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-13935.json"
unresolved_ranges
[
{
"events": [
{
"introduced": "3.0.0"
},
{
"last_affected": "3.1.3"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "15.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "15.2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "16.04"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "20.04"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5.9.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5.9.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5.10.0-NA"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5.10.0-update_1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5.10.0-update_2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5.10.0-update_3"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5.10.0-update_4"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5.10.0-update_5"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5.10.0-update_6"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5.10.0-update_7"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5.10.0-update_8"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "6.2.1.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "9.3.3"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "9.3.5"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "9.3.6"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "21.1.2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "11.3.2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "1.14.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "10.0.1.5.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "12.2.1.3.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "12.2.1.4.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "17.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "17.2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "17.3"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "12.2.1.3.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "12.2.1.4.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "8.0.21"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "20.12"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "12.2.0.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "18c"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "19c"
}
]
}
]