Information disclosure in Parse Server



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-15270
CWE-ID CWE-672
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Parse Server
Web applications / Modules and components for CMS

Vendor Parse Community

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Operation on a Resource after Expiration or Release

EUVDB-ID: #VU48082

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-15270

CWE-ID: CWE-672 - Operation on a Resource after Expiration or Release

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect session management mechanism that does not properly implement session expiration. A remote attacker with invalidated session token can still receive broadcast events.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Parse Server: 2.0.5 - 4.3.0

CPE2.3 External links

https://github.com/parse-community/parse-server/commit/78b59fb26b1c36e3cdbd42ba9fec025003267f58
https://github.com/parse-community/parse-server/security/advisories/GHSA-2xm2-xj2q-qgpj


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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