#VU77443 Stored cross-site scripting in Threat Response and Threat Response Auto-Pull - CVE-2023-2819

Vulnerability identifier: #VU77443

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-2819

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Threat Response
Server applications / IDS/IPS systems, Firewalls and proxy servers
Threat Response Auto-Pull
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor: Proofpoint

Description

The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the Sources UI. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Threat Response: before 5.10.0

Threat Response Auto-Pull: before 5.10.0

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External links
https://www.proofpoint.com/us/security/security-advisories/pfpt-sa-2023-0002

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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.