CVE-2021-30121

CVSS 3.1: 6.5 medium
EPSS: 5%p92
Published: Jul 9, 2021 · Jul 9, 2021
Modified: Jun 17, 2026

Analyze CVE-2021-30121 with Vani AIImpact, affected versions, exploitation status, mitigations and detection

Description · NVD

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 easily obtained via CVE-2021-30118

Vendors: kaseya

Products: vsa

Weakness: CWE-829

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

NVD CVE.org GitHub PoCs EPSS (5.0%)

In the news

2 stories

Kaseya Releases Patches for Flaws Exploited in Widespread Ransomware Attack

The Hacker NewsJul 12, 10:46 UTC · Jul 12, 2021RansomwareCVE-2021-30116 CVE-2021-30119 CVE-2021-30120+42

Kaseya releases patches for flaws exploited in massive ransomware attack

Security AffairsJul 12, 08:22 UTC · Jul 12, 2021RansomwareCVE-2021-30116 CVE-2021-30117 CVE-2021-30118+42 · 1 read