CVE-2021-4031 - CVE House
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Status published High CVE-2021-4031

Syltek Insufficient Verification of Data Authenticity

Vulnerability Description

Syltek application before its 10.22.00 version, does not correctly check that a product ID has a valid payment associated to it. This could allow an attacker to forge a request and bypass the payment system by marking items as payed without any verification.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Enrique Benvenutto Navarro

References

Affected Vendor

Affected Software

Syltek
Vulnerable Versions:
10.22.00

Timeline

Official Publish: March 18th, 2022
Last Modified: September 16th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weaknesses (CWE)

CWE-345

MITRE ATT&CK TTPs

T1557 Adversary-in-the-Middle
Credential Access
T1071 Application Layer Protocol
Command and Control
T1552 Unsecured Credentials
Credential Access
T1190 Exploit Public-Facing Application
Initial Access
T1041 Exfiltration Over C2 Channel
Exfiltration