CVE-2023-49203

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Source

https://cve.org/CVERecord?id=CVE-2023-49203

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-49203.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2023-49203

Published

2024-09-18T00:00:00Z

Modified

2026-07-15T01:49:11.217315655Z

Severity

7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator

Summary

[none]

Details

Technitium 11.5.3 allows remote attackers to cause a denial of service (bandwidth amplification) because the DNSBomb manipulation causes accumulation of low-rate DNS queries such that there is a large-sized response in a burst of traffic.

Database specific

{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/49xxx/CVE-2023-49203.json",
    "cna_assigner": "mitre"
}

References

Affected packages

Git / github.com/technitiumsoftware/dnsserver

Affected ranges

Type

GIT

Repo

https://github.com/technitiumsoftware/dnsserver

Events

Introduced

844410831092f54f604529fb1437e989566a01e2

Last affected

844410831092f54f604529fb1437e989566a01e2

Database specific

{
    "cpe": "cpe:2.3:a:technitium:dnsserver:11.5.3:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "11.5.3"
        },
        {
            "last_affected": "11.5.3"
        }
    ],
    "source": "CPE_STRING"
}

Affected versions

11.*

11.5.3

v11.*

v11.5.3

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-49203.json"