Vulnerability · Published Nov 6, 2023 · Assigned by Proofpoint

CVE-2023-5771HTML injection in AdminUI through email subject

Medium 6.1

In plain English

A medium-severity cross-site scripting in Proofpoint Enterprise Protection from Proofpoint. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities).

Severity (CVSS 3.1)6.1Medium
Exploit odds (30 days)0.3%top 72.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Proofpoint Enterprise Protection contains a stored XSS vulnerability in the AdminUI. An unauthenticated attacker can send a specially crafted email with HTML in the subject which triggers XSS when viewing quarantined messages.  This issue affects Proofpoint Enterprise Protection: from 8.20.0 before patch 4796, from 8.18.6 before patch 4795 and all other prior versions.

Affected products (as reported)

VendorProductVersions
Proofpoint Proofpoint Enterprise Protection 8.20.0 – before patch 47968.18.6 – before patch 47958.0 – before 8.18.6

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References