CVE-2021-21920 — MEDIUM (4.9)

Vulnerability Description

A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests to trigger this vulnerability at ‘surname_filter’ parameter with the administrative account or through cross-site request forgery.

CVSS Score

4.9

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Advantech	R-Seenet	2.4.15

Related Weaknesses (CWE)

CWE-89

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1365ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1365ExploitThird Party Advisory

FAQ

What is CVE-2021-21920?

CVE-2021-21920 is a vulnerability with a CVSS score of 4.9 (MEDIUM). A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests to trigger this vulnerability at ‘surname_filter’ parameter with the administrative account...

How severe is CVE-2021-21920?

CVE-2021-21920 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-21920?

Check the references section above for vendor advisories and patch information. Affected products include: Advantech R-Seenet.