The ZlibDecoders in Netty 4.1.x before 4.1.46 allow for unbounded memory allocation while decoding a ZlibEncoded byte stream. An attacker could send a large ZlibEncoded byte stream to the Netty server, forcing the server to allocate all of its free memory to a single decoder.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade netty | Sep 8, 2020 | Apr 7, 2020 |
| Red Hat Jboss Eap | — | Upgrade Red Hat JBoss EAP to the latest version | Sep 19, 2024 | Jan 31, 2020 |
| Red_hat Jboss_eap | — | — | Apr 10, 2023 | Apr 7, 2020 |
| Ubuntu | — | Upgrade libnetty-javaUpgrade libnetty-java (Ubuntu Pro) | Oct 28, 2020 | Apr 7, 2020 |
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