What is CVE-2021-30121?

CVE-2021-30121 is a medium-severity vulnerability in Kaseya Vsa, classified under Inclusion of Functionality from Untrusted Control Sphere. CVSS score: 6.5/10. Published 2021-07-09.

How severe is CVE-2021-30121?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Kaseya Vsa

CVE-2021-30121

Semi-authenticated local file inclusion The contents of arbitrary files can be returned by the webserver Example request: `https://x.x.x.x/KLC/js/Kaseya.SB.JS/js.aspx?path=C:\Kaseya\WebPages\dl.asp` A valid sessionId is required but can be…

EPSS: 0.048 (90.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Kaseya Vsa
N/a — versions n/a

Weakness classification (CWE)

CWE-829 — Inclusion of Functionality from Untrusted Control Sphere

References

cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
cve@mitre.org (x_refsource_CONFIRM, Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-30121?: CVE-2021-30121 is a medium-severity vulnerability in Kaseya Vsa, classified under Inclusion of Functionality from Untrusted Control Sphere. CVSS score: 6.5/10. Published 2021-07-09.
How severe is CVE-2021-30121?: Medium severity. CVSS v3 base score is 6.5 out of 10.