CVE-2020-27782
published 2021-02-23CVE-2020-27782: 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…
high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
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.
Affected
10 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | undertow | < undertow 2.2.4-1 (forky) | undertow 2.2.4-1 (forky) |
| redhat | jboss_fuse | — | — |
| redhat | jboss_fuse | — | — |
| redhat | undertow | — | — |
| redhat | undertow | — | — |
| redhat | undertow | — | — |
| redhat | undertow | — | — |
| redhat | undertow | — | — |
| redhat | undertow | — | — |
| redhat | undertow | >= 0 < 2.2.4-1 | 2.2.4-1 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
osv7.5HIGH