PT-2021-8818 · Unknown · Versa Servers

Published 2021-05-26 · Updated 2021-06-04 · CVE-2018-16494

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Versa servers (affected versions not specified)

Description The issue is related to an overly permissive "umask" setting in VOS, which may allow authorized users of the server to gain unauthorized access through insecure file permissions. This can result in arbitrary read, write, or execution of newly created files and directories. The insecure umask setting was present throughout the Versa servers.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exposure of Resource to Wrong Sphere

Weakness Enumeration

CWE-377

CWE-668

Related Identifiers

CVE-2018-16494

Affected Products

Versa Servers

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2018-16494 · Security Note
• https://osv.dev/vulnerability/CVE-2018-16494 · Vendor Advisory
• https://t.me/cvenotify/15106 · Telegram Post
• https://t.me/cvenotify/15572 · Telegram Post
• https://hackerone.com/reports/1168191 · Note