High severity · published Nov 17, 2021
CVE-2021-42954
Zoho Remote Access Plus Server Windows Desktop Binary fixed from 10.1.2121.1 is affected by incorrect access control
7.8
CVSS
0.4%
EPSS
No
On KEV
Description
Zoho Remote Access Plus Server Windows Desktop Binary fixed from 10.1.2121.1 is affected by incorrect access control. The installation directory is vulnerable to weak file permissions by allowing full control for Windows Everyone user group (non-admin or any guest users), thereby allowing privilege escalation, unauthorized password reset, stealing of sensitive data, access to credentials in plaintext, access to registry values, tampering with configuration files, etc.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 33% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MR
Manageengine Remote Access Plus · Zohocorp
before 10.1.2121.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-42954
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-42954
Exploit
https://medium.com/nestedif/vulnerability-disclosure-improper-filesystem-permission-misconfigured-acls-zoho-r-a-p-56e195464b51
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