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Vulnerability Details :

CVE-2021-39138

Summary
Assigner-GitHub_M
Assigner Org ID-a0819718-46f1-4df5-94e2-005712e83aaa
Published At-18 Aug, 2021 | 21:40
Updated At-04 Aug, 2024 | 01:58
Rejected At-
Credits

New anonymous user session acts as if it's created with password

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Developers can use the REST API to signup users and also allow users to login anonymously. Prior to version 4.5.1, when an anonymous user is first signed up using REST, the server creates session incorrectly. Particularly, the `authProvider` field in `_Session` class under `createdWith` shows the user logged in creating a password. If a developer later depends on the `createdWith` field to provide a different level of access between a password user and anonymous user, the server incorrectly classified the session type as being created with a `password`. The server does not currently use `createdWith` to make decisions about internal functions, so if a developer is not using `createdWith` directly, they are not affected. The vulnerability only affects users who depend on `createdWith` by using it directly. The issue is patched in Parse Server version 4.5.1. As a workaround, do not use the `createdWith` Session field to make decisions if one allows anonymous login.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:GitHub_M
Assigner Org ID:a0819718-46f1-4df5-94e2-005712e83aaa
Published At:18 Aug, 2021 | 21:40
Updated At:04 Aug, 2024 | 01:58
Rejected At:
▼CVE Numbering Authority (CNA)
New anonymous user session acts as if it's created with password

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Developers can use the REST API to signup users and also allow users to login anonymously. Prior to version 4.5.1, when an anonymous user is first signed up using REST, the server creates session incorrectly. Particularly, the `authProvider` field in `_Session` class under `createdWith` shows the user logged in creating a password. If a developer later depends on the `createdWith` field to provide a different level of access between a password user and anonymous user, the server incorrectly classified the session type as being created with a `password`. The server does not currently use `createdWith` to make decisions about internal functions, so if a developer is not using `createdWith` directly, they are not affected. The vulnerability only affects users who depend on `createdWith` by using it directly. The issue is patched in Parse Server version 4.5.1. As a workaround, do not use the `createdWith` Session field to make decisions if one allows anonymous login.

Affected Products
Vendor
parse-community
Product
parse-server
Versions
Affected
  • < 4.5.1
Problem Types
TypeCWE IDDescription
CWECWE-287CWE-287: Improper Authentication
Type: CWE
CWE ID: CWE-287
Description: CWE-287: Improper Authentication
Metrics
VersionBase scoreBase severityVector
3.14.8MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Version: 3.1
Base score: 4.8
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://github.com/parse-community/parse-server/security/advisories/GHSA-23r4-5mxp-c7g5
x_refsource_CONFIRM
https://github.com/parse-community/parse-server/commit/147bd9a3dc43391e92c36e05d5db860b04ca27db
x_refsource_MISC
https://github.com/parse-community/parse-server/releases/tag/4.5.1
x_refsource_MISC
Hyperlink: https://github.com/parse-community/parse-server/security/advisories/GHSA-23r4-5mxp-c7g5
Resource:
x_refsource_CONFIRM
Hyperlink: https://github.com/parse-community/parse-server/commit/147bd9a3dc43391e92c36e05d5db860b04ca27db
Resource:
x_refsource_MISC
Hyperlink: https://github.com/parse-community/parse-server/releases/tag/4.5.1
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://github.com/parse-community/parse-server/security/advisories/GHSA-23r4-5mxp-c7g5
x_refsource_CONFIRM
x_transferred
https://github.com/parse-community/parse-server/commit/147bd9a3dc43391e92c36e05d5db860b04ca27db
x_refsource_MISC
x_transferred
https://github.com/parse-community/parse-server/releases/tag/4.5.1
x_refsource_MISC
x_transferred
Hyperlink: https://github.com/parse-community/parse-server/security/advisories/GHSA-23r4-5mxp-c7g5
Resource:
x_refsource_CONFIRM
x_transferred
Hyperlink: https://github.com/parse-community/parse-server/commit/147bd9a3dc43391e92c36e05d5db860b04ca27db
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://github.com/parse-community/parse-server/releases/tag/4.5.1
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:security-advisories@github.com
Published At:19 Aug, 2021 | 16:15
Updated At:12 Aug, 2022 | 18:01

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Developers can use the REST API to signup users and also allow users to login anonymously. Prior to version 4.5.1, when an anonymous user is first signed up using REST, the server creates session incorrectly. Particularly, the `authProvider` field in `_Session` class under `createdWith` shows the user logged in creating a password. If a developer later depends on the `createdWith` field to provide a different level of access between a password user and anonymous user, the server incorrectly classified the session type as being created with a `password`. The server does not currently use `createdWith` to make decisions about internal functions, so if a developer is not using `createdWith` directly, they are not affected. The vulnerability only affects users who depend on `createdWith` by using it directly. The issue is patched in Parse Server version 4.5.1. As a workaround, do not use the `createdWith` Session field to make decisions if one allows anonymous login.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Secondary3.14.8MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Primary2.06.4MEDIUM
AV:N/AC:L/Au:N/C:P/I:P/A:N
Type: Primary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Type: Secondary
Version: 3.1
Base score: 4.8
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Type: Primary
Version: 2.0
Base score: 6.4
Base severity: MEDIUM
Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:N
CPE Matches

parseplatform
parseplatform
>>parse-server>>Versions before 4.5.1(exclusive)
cpe:2.3:a:parseplatform:parse-server:*:*:*:*:*:node.js:*:*
Weaknesses
CWE IDTypeSource
CWE-863Primarynvd@nist.gov
CWE-287Secondarysecurity-advisories@github.com
CWE ID: CWE-863
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-287
Type: Secondary
Source: security-advisories@github.com
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://github.com/parse-community/parse-server/commit/147bd9a3dc43391e92c36e05d5db860b04ca27dbsecurity-advisories@github.com
Patch
Third Party Advisory
https://github.com/parse-community/parse-server/releases/tag/4.5.1security-advisories@github.com
Release Notes
Third Party Advisory
https://github.com/parse-community/parse-server/security/advisories/GHSA-23r4-5mxp-c7g5security-advisories@github.com
Third Party Advisory
Hyperlink: https://github.com/parse-community/parse-server/commit/147bd9a3dc43391e92c36e05d5db860b04ca27db
Source: security-advisories@github.com
Resource:
Patch
Third Party Advisory
Hyperlink: https://github.com/parse-community/parse-server/releases/tag/4.5.1
Source: security-advisories@github.com
Resource:
Release Notes
Third Party Advisory
Hyperlink: https://github.com/parse-community/parse-server/security/advisories/GHSA-23r4-5mxp-c7g5
Source: security-advisories@github.com
Resource:
Third Party Advisory

Change History

0
Information is not available yet

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