PT-2023-20978 · Deciso · Deciso Opnsense

Published 2023-10-23 · Updated 2023-10-31 · CVE-2023-27152

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions DECISO OPNsense version 23.1

Description The issue allows attackers to perform a brute-force attack to bypass authentication because DECISO OPNsense does not impose rate limits for authentication.

Recommendations For DECISO OPNsense version 23.1, consider implementing rate limiting for authentication as a temporary workaround until a patch is available. Restrict access to the authentication module to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Restriction of Excessive Authentication Attempts

Weakness Enumeration

CWE-307

Related Identifiers

CVE-2023-27152

Affected Products

Deciso Opnsense

References · 6

• 🔥 https://esecforte.com/cve-2023-27152-opnsense-brute-force · Exploit
• https://osv.dev/vulnerability/CVE-2023-27152 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-27152 · Security Note
• https://t.me/cibsecurity/72793 · Telegram Post
• https://twitter.com/CVEnew/status/1716548853992747136 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1716581989988614256 · Twitter Post