CVE-2021-37866 (GCVE-0-2021-37866)
Vulnerability from cvelistv5 – Published: 2022-01-18 16:52 – Updated: 2024-12-06 23:11
VLAI
EPSS
VEX
Title
Session is not invalidated on server-side when user logged out of Boards
Summary
Mattermost Boards plugin v0.10.0 and earlier fails to invalidate a session on the server-side when a user logged out of Boards, which allows an attacker to reuse old session token for authorization.
Severity
4.7 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-12-06 22:53 UTC
CWE
- CWE-613 - Insufficient Session Expiration
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://mattermost.com/security-updates/ | x_refsource_MISC |
| https://www.whitesourcesoftware.com/vulnerability… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Mattermost | Mattermost Boards |
Affected:
unspecified , ≤ 0.10.0
(custom)
Unaffected: 0.9.5 , < unspecified (custom) Unaffected: 0.8.4 , < unspecified (custom) Unaffected: 0.7.5 , < unspecified (custom) |
guessed |
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"version": {
"version_data": [
{
"version_affected": "\u003c=",
"version_value": "0.10.0"
},
{
"version_affected": "!\u003e=",
"version_value": "0.9.5"
},
{
"version_affected": "!\u003e=",
"version_value": "0.8.4"
},
{
"version_affected": "!\u003e=",
"version_value": "0.7.5"
}
]
}
}
]
},
"vendor_name": "Mattermost"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "Hagai Wechsler from WhiteSource"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "Mattermost Boards plugin v0.10.0 and earlier fails to invalidate a session on the server-side when a user logged out of Boards, which allows an attacker to reuse old session token for authorization."
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "HIGH",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 4.7,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-613 Insufficient Session Expiration"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://mattermost.com/security-updates/",
"refsource": "MISC",
"url": "https://mattermost.com/security-updates/"
},
{
"name": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866",
"refsource": "MISC",
"url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866"
}
]
},
"source": {
"advisory": "MMSA-2021-0077",
"defect": [
"https://mattermost.atlassian.net/browse/MM-40419"
],
"discovery": "EXTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee",
"assignerShortName": "Mattermost",
"cveId": "CVE-2021-37866",
"datePublished": "2022-01-18T16:52:16.000Z",
"dateReserved": "2021-08-02T00:00:00.000Z",
"dateUpdated": "2024-12-06T23:11:40.140Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
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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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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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