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GoogleOSV:BIT-PARSE-2020-5251

HistoryMar 06, 2024 - 11:04 a.m.

BIT-parse-2020-5251

2024-03-0611:04:01

Google

osv.dev

insecure data retrieval

parser-server

nosql

regex

sessiontoken

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.7

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N

AI Score

6.8

Confidence

High

EPSS

0.001

Percentile

30.9%

JSON

In parser-server before version 4.1.0, you can fetch all the users objects, by using regex in the NoSQL query. Using the NoSQL, you can use a regex on sessionToken and find valid accounts this way.

References

github.com/parse-community/parse-server/commit/3a3a5eee5ffa48da1352423312cb767de14de269

github.com/parse-community/parse-server/security/advisories/GHSA-h4mf-75hf-67w4

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.7

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N

AI Score

6.8

Confidence

High

EPSS

0.001

Percentile

30.9%

JSON

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