What’s Vulnerable › Vulnerabilities

CVE-2022-28291

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-10-17 · updated 2026-06-17
• Weakness: CWE-522

Description

Insufficiently Protected Credentials: An authenticated user with debug privileges can retrieve stored Nessus policy credentials from the “nessusd” process in cleartext via process dumping. The affected products are all versions of Nessus Essentials and Professional. The vulnerability allows an attacker to access credentials stored in Nessus scanners, potentially compromising its customers’ network of assets.

Affected products

• Tenable Nessus: all versions

References

• https://cybersecurityworks.com/blog/zero-days/csw-expert-discovers-a-zero-day-vulnerability-in-tenables-nessus-scanner.html
• https://cybersecurityworks.com/blog/zero-days/csw-expert-discovers-a-zero-day-vulnerability-in-tenables-nessus-scanner.html

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