CVE-2018-16494

moderate-risk
Published 2021-05-26

In VOS and overly permissive "umask" may allow for authorized users of the server to gain unauthorized access through insecure file permissions that can result in an arbitrary read, write, or execution of newly created files and directories. Insecure umask setting was present throughout the Versa servers.

Do I need to act?

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0.83% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (1)

Versa Operating System

Affected Vendors

Versa-Networks

References (2)

Third Party Advisory https://hackerone.com/reports/1168191
Third Party Advisory https://hackerone.com/reports/1168191
38
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 3/34 · Minimal
Exposure 5/34 · Minimal