Multiple vulnerabilities in Tenable Nessus



| Updated: 2023-09-24
Risk Low
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2023-3251
CVE-2023-3252
CVE-2023-3253
CWE-ID CWE-256
CWE-20
CWE-285
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Tenable Nessus
Client/Desktop applications / Software for system administration

Vendor Tenable Network Security

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Unprotected storage of credentials

EUVDB-ID: #VU80112

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-3251

CWE-ID: CWE-256 - Unprotected Storage of Credentials

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to SMTP credentials.

The vulnerability exists due to the way SMTP credentials are stored within the application. A remote privileged user can uncover stored SMTP credentials.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Tenable Nessus: 10.0.0 - 10.5.4

CPE2.3 External links

https://www.tenable.com/security/tns-2023-29
https://www.tenable.com/security/tns-2023-31


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU80113

Risk: Low

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-3252

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote privileged user can alter logging variables to overwrite arbitrary files on the remote host with log data, which could lead to a denial of service condition.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Tenable Nessus: 10.0.0 - 10.5.4

CPE2.3 External links

https://www.tenable.com/security/tns-2023-29
https://www.tenable.com/security/tns-2023-31


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Improper Authorization

EUVDB-ID: #VU80114

Risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-3253

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to improper authorization. A remote authenticated user can view a list of all the users available in the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Tenable Nessus: 10.0.0 - 10.5.4

CPE2.3 External links

https://www.tenable.com/security/tns-2023-29
https://www.tenable.com/security/tns-2023-31


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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