FKIE_CVE-2019-20844
Vulnerability from fkie_nvd - Published: 2020-06-19 14:15 - Updated: 2024-11-21 04:39
Severity
Summary
An issue was discovered in Mattermost Server before 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. An attacker can spoof a direct-message channel by changing the type of a channel.
References
| URL | Tags | ||
|---|---|---|---|
| cve@mitre.org | https://mattermost.com/security-updates/ | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://mattermost.com/security-updates/ | Vendor Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| mattermost | mattermost_server | * | |
| mattermost | mattermost_server | * | |
| mattermost | mattermost_server | * | |
| mattermost | mattermost_server | * | |
| mattermost | mattermost_server | 5.18.0 | |
| mattermost | mattermost_server | 5.18.0 | |
| mattermost | mattermost_server | 5.18.0 | |
| mattermost | mattermost_server | 5.18.0 |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"matchCriteriaId": "4A5BE0A1-194D-4E16-8547-2290F3BF777D",
"versionEndExcluding": "5.9.7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"matchCriteriaId": "87675506-EA42-48F1-B12B-C137D58A31BC",
"versionEndExcluding": "5.15.4",
"versionStartIncluding": "5.15.0",
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},
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"versionEndExcluding": "5.16.4",
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},
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},
{
"criteria": "cpe:2.3:a:mattermost:mattermost_server:5.18.0:rc1:*:*:*:*:*:*",
"matchCriteriaId": "5966FFD8-6763-48E0-85A3-6624241F6FAB",
"vulnerable": true
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"matchCriteriaId": "51C15C53-6CCF-4A49-AAF2-88AE72E2216F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost_server:5.18.0:rc3:*:*:*:*:*:*",
"matchCriteriaId": "F46E3522-C7EB-4139-84F5-AFCED85D3C19",
"vulnerable": true
},
{
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"matchCriteriaId": "7A353365-71E8-4382-9212-BD4495F5CF7E",
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}
],
"negate": false,
"operator": "OR"
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}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An issue was discovered in Mattermost Server before 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. An attacker can spoof a direct-message channel by changing the type of a channel."
},
{
"lang": "es",
"value": "Se detect\u00f3 un problema en Mattermost Server versiones anteriores a 5.18.0, 5.17.2, 5.16.4, 5.15.4 y 5.9.7. Un atacante puede suplantar un canal de mensaje directo al cambiar el tipo de canal"
}
],
"id": "CVE-2019-20844",
"lastModified": "2024-11-21T04:39:30.833",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2020-06-19T14:15:10.510",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "https://mattermost.com/security-updates/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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],
"url": "https://mattermost.com/security-updates/"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-924"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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