Medium severity · published Mar 4, 2020
CVE-2020-5251
Information disclosure in parse-server
5.3
CVSS
0.8%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PA
parse-server · parse-community
< 4.1.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-5251
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-5251
Patch
https://github.com/parse-community/parse-server/commit/3a3a5eee5ffa48da1352423312cb767de14de269
Third Party Advisory
https://github.com/parse-community/parse-server/security/advisories/GHSA-h4mf-75hf-67w4
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