CVE-2023-23776 — An exposure of sensitive information to an unauthorized actor [CWE-200] vulnerab

An exposure of sensitive information to an unauthorized actor [CWE-200] vulnerability in FortiAnalyzer versions 7.2.0 through 7.2.1, 7.0.0 through 7.0.4 and 6.4.0 through 6.4.10 may allow a remote authenticated attacker to read the client machine password in plain text in a heart

01What is this vulnerability?

An exposure of sensitive information to an unauthorized actor [CWE-200] vulnerability in FortiAnalyzer versions 7.2.0 through 7.2.1, 7.0.0 through 7.0.4 and 6.4.0 through 6.4.10 may allow a remote authenticated attacker to read the client machine password in plain text in a heartbeat response when a log-fetch request is made from the FortiAnalyzer

02Affected products

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: 2023-03-07T16:04:45.915Z
• Last modified: 2024-10-22T20:48:34.537Z

09References

• fortiguard.com — https://fortiguard.com/psirt/FG-IR-22-447