Denial of service in PapaParse



Published: 2023-03-31
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-36649
CWE-ID CWE-185
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		papaparse
Web applications / JS libraries

Vendor GabrielL

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Incorrect regular expression

EUVDB-ID: #VU74226

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-36649

CWE-ID:

Exploit availability:

Description

The vulnerability allows a remote attacker to perform regular expression denial of service (ReDoS) attack.

The vulnerability exists due to usage of a very complex regular expression in papaparse.js. A remote attacker can pass specially crafted input to the application and consume extensive system resources, resulting in a denial of service condition.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

papaparse: 5.0.0 - 5.1.1

Fixed software versions

CPE2.3 External links

http://github.com/mholt/PapaParse/commit/235a12758cd77266d2e98fd715f53536b34ad621
http://github.com/mholt/PapaParse/pull/779
http://github.com/mholt/PapaParse/issues/777
http://vuldb.com/?ctiid.218004
http://vuldb.com/?id.218004
http://github.com/mholt/PapaParse/releases/tag/5.2.0


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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