CVE-2021-37862 (GCVE-0-2021-37862)
Vulnerability from cvelistv5
Published
2021-12-17 16:10
Modified
2024-08-04 01:30
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-754 - Improper Check for Unusual or Exceptional Conditions
Summary
Mattermost 6.0 and earlier fails to sufficiently validate the email address during registration, which allows attackers to trick users into signing up using attacker-controlled email addresses via crafted invitation token.
References
| ► | URL | Tags | ||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Mattermost | Mattermost |
Version: unspecified < |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T01:30:09.135Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://mattermost.com/security-updates/"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://hackerone.com/reports/1357013"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "Mattermost ",
"vendor": "Mattermost ",
"versions": [
{
"lessThanOrEqual": "6.0",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Mattermost 6.0 and earlier fails to sufficiently validate the email address during registration, which allows attackers to trick users into signing up using attacker-controlled email addresses via crafted invitation token."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 3.7,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-754",
"description": "CWE-754 Improper Check for Unusual or Exceptional Conditions",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-12-17T16:10:29",
"orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee",
"shortName": "Mattermost"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://mattermost.com/security-updates/"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://hackerone.com/reports/1357013"
}
],
"source": {
"advisory": "MMSA-2021-0074",
"defect": [
"https://mattermost.atlassian.net/browse/MM-39205"
],
"discovery": "EXTERNAL"
},
"x_generator": {
"engine": "Vulnogram 0.0.9"
},
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "responsibledisclosure@mattermost.com",
"ID": "CVE-2021-37862",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Mattermost ",
"version": {
"version_data": [
{
"version_affected": "\u003c=",
"version_value": "6.0"
}
]
}
}
]
},
"vendor_name": "Mattermost "
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "Mattermost 6.0 and earlier fails to sufficiently validate the email address during registration, which allows attackers to trick users into signing up using attacker-controlled email addresses via crafted invitation token."
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 3.7,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-754 Improper Check for Unusual or Exceptional Conditions"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://mattermost.com/security-updates/",
"refsource": "MISC",
"url": "https://mattermost.com/security-updates/"
},
{
"name": "https://hackerone.com/reports/1357013",
"refsource": "MISC",
"url": "https://hackerone.com/reports/1357013"
}
]
},
"source": {
"advisory": "MMSA-2021-0074",
"defect": [
"https://mattermost.atlassian.net/browse/MM-39205"
],
"discovery": "EXTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee",
"assignerShortName": "Mattermost",
"cveId": "CVE-2021-37862",
"datePublished": "2021-12-17T16:10:29",
"dateReserved": "2021-08-02T00:00:00",
"dateUpdated": "2024-08-04T01:30:09.135Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
Loading…
Loading…
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.
- 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.
Loading…
Loading…