CVE-2020-36941 — CRITICAL (9.8)

Vulnerability Description

Knockpy 4.1.1 contains a CSV injection vulnerability that allows attackers to inject malicious formulas into CSV reports through unfiltered server headers. Attackers can manipulate server response headers to include spreadsheet formulas that will execute when the CSV is opened in spreadsheet applications.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Guelfoweb	Knockpy	4.1.1

Related Weaknesses (CWE)

CWE-1236

References

https://github.com/guelfoweb/knockProduct
https://www.exploit-db.com/exploits/49342ExploitThird Party Advisory
https://www.vulncheck.com/advisories/knockpy-csv-injectionThird Party Advisory
https://github.com/guelfoweb/knockProduct

FAQ

What is CVE-2020-36941?

CVE-2020-36941 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Knockpy 4.1.1 contains a CSV injection vulnerability that allows attackers to inject malicious formulas into CSV reports through unfiltered server headers. Attackers can manipulate server response hea...

How severe is CVE-2020-36941?

CVE-2020-36941 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-36941?

Check the references section above for vendor advisories and patch information. Affected products include: Guelfoweb Knockpy.