fkie_cve-2020-12673
Vulnerability from fkie_nvd
Published
2020-08-12 16:15
Modified
2024-11-21 05:00
Severity ?
Summary
In Dovecot before 2.3.11.3, sending a specially formatted NTLM request will crash the auth service because of an out-of-bounds read.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| dovecot | dovecot | * | |
| debian | debian_linux | 9.0 | |
| debian | debian_linux | 10.0 | |
| canonical | ubuntu_linux | 14.04 | |
| canonical | ubuntu_linux | 16.04 | |
| canonical | ubuntu_linux | 18.04 | |
| canonical | ubuntu_linux | 20.04 | |
| fedoraproject | fedora | 31 | |
| fedoraproject | fedora | 32 | |
| fedoraproject | fedora | 33 |
{
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{
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}
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In Dovecot before 2.3.11.3, sending a specially formatted NTLM request will crash the auth service because of an out-of-bounds read."
},
{
"lang": "es",
"value": "En Dovecot versiones anteriores a 2.3.11.3, el env\u00edo de una petici\u00f3n NTLM con formato especial bloquear\u00e1 el servicio auth debido a una lectura fuera de l\u00edmites"
}
],
"id": "CVE-2020-12673",
"lastModified": "2024-11-21T05:00:02.653",
"metrics": {
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{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
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"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2020-08-12T16:15:11.823",
"references": [
{
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"tags": [
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{
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"url": "https://security.gentoo.org/glsa/202009-02"
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"vulnStatus": "Modified",
"weaknesses": [
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"lang": "en",
"value": "CWE-125"
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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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