CVE-2023-26249
CVSS V2 None
CVSS V3 None
Description
Knot Resolver before 5.6.0 enables attackers to consume its resources, launching amplification attacks and potentially causing a denial of service. Specifically, a single client query may lead to a hundred TCP connection attempts if a DNS server closes connections without providing a response.
Overview
- CVE ID
- CVE-2023-26249
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2023-02-21T02:15:10
- Last Modified Date
- 2023-03-02T23:20:03
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:nic:knot_resolver:*:*:*:*:*:*:*:* | 1 | OR | 5.6.0 |
References
| Reference URL | Reference Tags |
|---|---|
| https://www.knot-resolver.cz/2023-01-26-knot-resolver-5.6.0.html | Release Notes Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2023-26249 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-26249 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2023-04-17 08:00:49 | Added to TrackCVE | |||
| 2023-04-17 08:00:51 | Weakness Enumeration | new |