CVE-2020-27782
Description
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 Information
Base Score
7.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.182
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Vulnerabilities CVE-2020-27782 are fixed in Undertow-core 2.1.5 | Windows |
| Vulnerabilities CVE-2020-27782 are fixed in Undertow-core 2.0.33 | Windows |
| Vulnerabilities CVE-2020-27782 are fixed in Undertow-core for Linux 2.1.5 | Linux |
| Vulnerabilities CVE-2020-27782 are fixed in Undertow-core for Linux 2.0.33 | Linux |
Patch Details
No records foundReferences
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234