CVE-2021-30121

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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 easily obtained via CVE-2021-30118

6.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:S/C:P/I:N/A:N

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
https://csirt.divd.nl/2021/07/07/Kaseya-Limited-Disclosure/ Patch Third Party Advisory
https://csirt.divd.nl/CVE-2021-30121 Exploit Third Party Advisory
https://csirt.divd.nl/DIVD-2021-00011 Patch Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:kaseya:vsa:*:*:*:*:-:*:*:*
History

29 Apr 2022, 18:57

Type Values Removed Values Added
CVSS v2 : 6.5
v3 : 8.8 		v2 : 4.0
v3 : 6.5
References (MISC) https://csirt.divd.nl/2021/07/07/Kaseya-Limited-Disclosure/ - Third Party Advisory (MISC) https://csirt.divd.nl/2021/07/07/Kaseya-Limited-Disclosure/ - Patch, Third Party Advisory
References (CONFIRM) https://csirt.divd.nl/CVE-2021-30121 - Third Party Advisory (CONFIRM) https://csirt.divd.nl/CVE-2021-30121 - Exploit, Third Party Advisory
References (CONFIRM) https://csirt.divd.nl/DIVD-2021-00011 - Third Party Advisory (CONFIRM) https://csirt.divd.nl/DIVD-2021-00011 - Patch, Third Party Advisory

04 Apr 2022, 07:15

Type Values Removed Values Added
Summary Authenticated local file inclusion in Kaseya VSA < v9.5.6 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

24 Mar 2022, 15:50

Type Values Removed Values Added
References (CONFIRM) https://csirt.divd.nl/CVE-2021-30121 - (CONFIRM) https://csirt.divd.nl/CVE-2021-30121 - Third Party Advisory
References (CONFIRM) https://csirt.divd.nl/DIVD-2021-00011 - (CONFIRM) https://csirt.divd.nl/DIVD-2021-00011 - Third Party Advisory

07 Feb 2022, 16:15

Type Values Removed Values Added
References
  • (CONFIRM) https://csirt.divd.nl/CVE-2021-30121 -
  • (CONFIRM) https://csirt.divd.nl/DIVD-2021-00011 -
Summary Local file inclusion exists in Kaseya VSA before 9.5.6. Authenticated local file inclusion in Kaseya VSA < v9.5.6

12 Jul 2021, 16:40

Type Values Removed Values Added
References (MISC) https://csirt.divd.nl/2021/07/07/Kaseya-Limited-Disclosure/ - (MISC) https://csirt.divd.nl/2021/07/07/Kaseya-Limited-Disclosure/ - Third Party Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 6.5
v3 : 8.8
CPE cpe:2.3:a:kaseya:vsa:*:*:*:*:-:*:*:*
CWE CWE-829

09 Jul 2021, 15:01

Type Values Removed Values Added
New CVE
Information

Published : 2021-07-09 14:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-30121

Mitre link : CVE-2021-30121

CVE.ORG link : CVE-2021-30121

JSON object : View

Products Affected

kaseya

  • vsa
CWE
CWE-829

Inclusion of Functionality from Untrusted Control Sphere