VDB
DEBIAN-CVE-2020-27782
DEBIAN-CVE-2020-27782
PUBLISHED
CVSS 7.5 HIGH
A flaw was found in the Undertow AJP connector. Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters resulting in a denial of service. The highest threat from this vulnerability is to system availability. This affects Undertow 2.1.5.SP1, 2.0.33.SP2, and 2.2.3.SP1.
Risk Scores
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:14 | undertow | 0, 1.3.11-1, 1.3.16-1 |
Timeline
- Feb 23, 2021 CVE Published
- Apr 28, 2026 CVE Updated