Nessus
CVE-2022-28291
MEDIUM
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Lifecycle Timeline
1DescriptionNVD
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.
AnalysisAI
Insufficiently Protected Credentials: An authenticated user with debug privileges can retrieve stored Nessus policy credentials from the “nessusd” process in cleartext via process dumping. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Insufficiently Protected Credentials (CWE-522), which allows attackers to obtain user credentials due to weak protection mechanisms. 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 include: Tenable Nessus.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Hash passwords with strong algorithms (bcrypt, argon2), encrypt credentials in transit and at rest, never log credentials.
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As part of our Security Development Lifecycle, a potential privilege escalation issue was identified internally. Rated h
A privilege escalation vulnerability was identified in Nessus versions 8.10.1 through 8.15.8 and 10.0.0 through 10.4.1.
An authenticated attacker could create an audit file that bypasses PowerShell cmdlet checks and executes commands with a
Simultaneous Multi-threading (SMT) in processors can enable local users to exploit software vulnerable to timing attacks
In Tenable Nessus versions prior to 10.8.5 on a Windows host, it was found that a non-administrative user could overwrit
Nessus 8.5.2 and earlier on Windows platforms were found to contain an issue where certain system files could be overwri
Nessus 6.6.2 - 6.10.3 contains a flaw related to insecure permissions that may allow a local attacker to escalate privil
Nessus 6.10.x before 6.10.5 was found to be vulnerable to a local privilege escalation issue due to insecure permissions
Same weakness CWE-522 – Insufficiently Protected Credentials
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External POC / Exploit Code
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