CVE-2020-13935
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Błędna walidacja długości ładunku w WebSocket w Apache Tomcat prowadzi do odmowy usługi.
CVSS
7.5
EPSS
86.6%
Exploit
none
Vendor
apache
Opis źródłowy (NVD)
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.
dos
Brak patcha
Źródła i daty
| Źródło | Wartość |
|---|---|
| NVD – CVSS | 7.5 |
| CISA KEV (aktywnie wykorzystywane) | Nie |
| FIRST EPSS (prawdopodobieństwo exploita) | 86.6% |
| Opublikowano (NVD) | 2020-07-14 15:15:11 UTC |
| Ostatnia modyfikacja (NVD) | 2026-08-25 16:28:27 UTC |
Referencje
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00084.html (security@apache.org) [Mailing List, Third Party Advisory]
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00088.html (security@apache.org) [Mailing List, Third Party Advisory]
- https://kc.mcafee.com/corporate/index?page=content&id=SB10332 (security@apache.org) [Third Party Advisory]
- https://lists.apache.org/thread.html/r4e5d3c09f4dd2923191e972408b40fb8b42dbff0bc7904d44b651e50%40%3Cusers.tomcat.apache.org%3E (security@apache.org)
- https://lists.apache.org/thread.html/rd48c72bd3255bda87564d4da3791517c074d94f8a701f93b85752651%40%3Cannounce.tomcat.apache.org%3E (security@apache.org) [Mailing List, Release Notes, Vendor Advisory]
- https://lists.debian.org/debian-lts-announce/2020/07/msg00017.html (security@apache.org) [Mailing List, Third Party Advisory]
- https://security.netapp.com/advisory/ntap-20200724-0003/ (security@apache.org) [Third Party Advisory]
- https://usn.ubuntu.com/4448-1/ (security@apache.org) [Third Party Advisory]
- https://usn.ubuntu.com/4596-1/ (security@apache.org) [Third Party Advisory]
- https://www.debian.org/security/2020/dsa-4727 (security@apache.org) [Third Party Advisory]
- https://www.oracle.com//security-alerts/cpujul2021.html (security@apache.org) [Patch, Third Party Advisory]
- https://www.oracle.com/security-alerts/cpuApr2021.html (security@apache.org) [Patch, Third Party Advisory]
- https://www.oracle.com/security-alerts/cpuapr2022.html (security@apache.org) [Patch, Third Party Advisory]
- https://www.oracle.com/security-alerts/cpujan2021.html (security@apache.org) [Patch, Third Party Advisory]
- https://www.oracle.com/security-alerts/cpujan2022.html (security@apache.org) [Patch, Third Party Advisory]
- https://www.oracle.com/security-alerts/cpuoct2020.html (security@apache.org) [Patch, Third Party Advisory]
- https://www.oracle.com/security-alerts/cpuoct2021.html (security@apache.org) [Not Applicable, Third Party Advisory]