#VU71532 Input validation error in Tenable.sc - CVE-2023-24493

Vulnerability identifier: #VU71532

Vulnerability risk: Low

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

CVE-ID: CVE-2023-24493

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Tenable.sc
Server applications / DLP, anti-spam, sniffers

Vendor: Tenable Network Security

Description

The vulnerability allows a remote user to inject and execute arbitrary formulas.

The vulnerability exists due to insufficient validation of user-supplied input. A remote user can leverage the reporting system to export reports containing formulas, which would then require a victim to approve and execute on a host.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Tenable.sc: Patch 201906.1 - 5.22.0

---

External links
https://www.tenable.com/security/tns-2023-03

---

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.