CVE-2022-40756 — If folder security is misconfigured for Actian Zen PSQL BEFORE Patch Update 1 fo

If folder security is misconfigured for Actian Zen PSQL BEFORE Patch Update 1 for Zen 15 SP1 (v15.11.005), Patch Update 4 for Zen 15 (v15.01.017), or Patch Update 5 for Zen 14 SP2 (v14.21.022), it can allow an attacker (with file read/write access) to remove specific security fil

01What is this vulnerability?

If folder security is misconfigured for Actian Zen PSQL BEFORE Patch Update 1 for Zen 15 SP1 (v15.11.005), Patch Update 4 for Zen 15 (v15.01.017), or Patch Update 5 for Zen 14 SP2 (v14.21.022), it can allow an attacker (with file read/write access) to remove specific security files in order to reset the master password and gain access to the database.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-09-30T18:15:21.000Z
• Last modified: 2025-05-20T15:57:25.083Z

09References

• www.actian.com — https://www.actian.com/support-services/
• actian.my.salesforce.com — https://actian.my.salesforce.com/sfc/p/#300000001XnW/a/4y000000LhjZ/s7Hk0dFM1Z9n…