---
cve: "CVE-2021-28165"
severity: "HIGH"
cvss: 7.5
epss: "53.9%"
vendor: "The Eclipse Foundation"
kev: false
exploited: false
published: "2021-04-01 15:15:14"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-11T18:39:47+02:00"
---

# CVE-2021-28165

> 7.5 HIGH · 🧪 PoC

## Beschreibung

In Eclipse Jetty 7.2.2 to 9.4.38, 10.0.0.alpha0 to 10.0.1, and 11.0.0.alpha0 to 11.0.1, CPU usage can reach 100% upon receiving a large invalid TLS frame.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Keine | good |
| I Integrität | Keine | good |
| A Verfügbarkeit | Hoch | bad |

## Patch verfügbar (OSV)

- f92ad362c89a32782c4fe2c55bcc1db1c53226fc (Commit)
- 919fe972bb2ef128d9a4140ae98325c8456295db (Commit)

## Referenzen

- <https://github.com/eclipse/jetty.project/security/advisories/GHSA-26vr-8j45-3r4w>
- <https://lists.apache.org/thread.html/r17e26cf9a1e3cbc09522d15ece5d7c7a00cdced7641b92a22a783287%40%3Cissues.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/r5f172f2dd8fb02f032ef4437218fd4f610605a3dd4f2a024c1e43b94%40%3Cissues.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/ra210e38ae0bf615084390b26ba01bb5d66c0a76f232277446ae0948a%40%3Cnotifications.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/re577736ca7da51952c910b345a500b7676ea9931c9b19709b87f292b%40%3Cissues.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/rbcd7b477df55857bb6cae21fcc4404683ac98aac1a47551f0dc55486%40%3Cissues.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/r9db72e9c33b93eba45a214af588f1d553839b5c3080fc913854a49ab%40%3Cnotifications.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/re6614b4fe7dbb945409daadb9e1cc73c02383df68bf9334736107a6e%40%3Cdev.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/r56e5568ac73daedcb3b5affbb4b908999f03d3c1b1ada3920b01e959%40%3Cdev.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/ra21b3e6bd9669377139fe33fb46edf6fece3f31375bc42a0dcc964b2%40%3Cnotifications.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/rbba0b02a3287e34af328070dd58f7828612f96e2e64992137f4dc63d%40%3Cnotifications.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/rf99f9a25ca24fe519c9346388f61b5b3a09be31b800bf37f01473ad7%40%3Cnotifications.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/rdf4fe435891e8c35e70ea5da033b4c3da78760f15a8c4212fad89d9f%40%3Ccommits.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/rb11a13e623218c70b9f2a2d0d122fdaaf905e04a2edcd23761894464%40%3Cnotifications.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/r7bf7004c18c914fae3d5a6a0191d477e5b6408d95669b3afbf6efa36%40%3Ccommits.zookeeper.apache.org%3E>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2021-28165) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_