fkie_cve-2021-45952
Vulnerability from fkie_nvd
Published
2022-01-01 00:15
Modified
2024-11-21 06:33
Severity ?
Summary
Dnsmasq 2.86 has a heap-based buffer overflow in dhcp_reply (called from dhcp_packet and FuzzDhcp). NOTE: the vendor's position is that CVE-2021-45951 through CVE-2021-45957 "do not represent real vulnerabilities, to the best of our knowledge.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| thekelleys | dnsmasq | 2.86 |
{
"configurations": [
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"nodes": [
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"criteria": "cpe:2.3:a:thekelleys:dnsmasq:2.86:*:*:*:*:*:*:*",
"matchCriteriaId": "8F823B95-CBE5-4597-9DEE-8E9B833940A7",
"vulnerable": true
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"cveTags": [
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"sourceIdentifier": "cve@mitre.org",
"tags": [
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"descriptions": [
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"lang": "en",
"value": "Dnsmasq 2.86 has a heap-based buffer overflow in dhcp_reply (called from dhcp_packet and FuzzDhcp). NOTE: the vendor\u0027s position is that CVE-2021-45951 through CVE-2021-45957 \"do not represent real vulnerabilities, to the best of our knowledge."
},
{
"lang": "es",
"value": "** EN DISPUTA ** Dnsmasq versi\u00f3n 2.86, presenta un desbordamiento de buffer en la regi\u00f3n heap de la memoria en la funci\u00f3n dhcp_reply (llamado desde dhcp_packet y FuzzDhcp). NOTA: la posici\u00f3n del proveedor es que CVE-2021-45951 a CVE-2021-45957 \"no representan vulnerabilidades reales, seg\u00fan nuestro conocimiento\""
}
],
"id": "CVE-2021-45952",
"lastModified": "2024-11-21T06:33:20.920",
"metrics": {
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"acInsufInfo": false,
"baseSeverity": "HIGH",
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"published": "2022-01-01T00:15:08.553",
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"url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35870"
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"url": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/dnsmasq/OSV-2021-927.yaml"
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"url": "https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016162.html"
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"weaknesses": [
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"lang": "en",
"value": "CWE-787"
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],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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