IRONSMITHINTEL
CRITICALCVSS9.8
|
Actively Exploited
|CISA KEV|CVE-2023-29492|Auth: none — unauthenticated|Reboot: required|Manual only

Novi Survey Insecure Deserialization Vulnerability

Novi Survey contains an insecure deserialization vulnerability that allows remote attackers to execute code on the server in the context of the service account.

Published Apr 11, 2023 · Updated May 16, 2026
Why patchRisk explained in plain English
Worst-case scenarioIf unpatched

A remote attacker, without authentication, can achieve full data confidentiality loss, arbitrary modification of data, complete denial of service or system unavailability. Federal agencies are required to remediate by 2023-05-04 under CISA BOD 22-01.

How the attack worksNo clicks needed

This is a Code Injection (CWE-94) vulnerability in Novi Survey Novi Survey. Novi Survey before 8.9.43676 allows remote attackers to execute arbitrary code on the server in the context of the service account. This does not provide access to stored survey or response data. Exploitation requires remote network access, low attack complexity, no authentication required, and no user interaction required.

📧

Phishing link

🖼

Malicious file

🔓

Server compromised

Am I affected?Quick check

Probably yes if any of these apply:

IT Security
Running novi survey: v < 8.9.43676
Real-world incidentsWhat we've seen

CISA added this CVE to the Known Exploited Vulnerabilities catalog on 2023-04-13 based on evidence of active exploitation in the wild. Federal agencies required to remediate by 2023-05-04.

How to patch

Manual remediation steps

Apply the Vendor Patch

This vulnerability is in the CISA Known Exploited Vulnerabilities catalog — apply the vendor's security update as soon as possible.

CISA required action: Apply updates per vendor instructions.

References

    1
    Vendor advisory: https://novisurvey.net/blog/novi-survey-security-advisory-apr-2023.aspx
    1
    NVD entry: https://nvd.nist.gov/vuln/detail/CVE-2023-29492
    1
    CISA KEV: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-29492
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